MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 58536 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 7401. |
Which one of the following statements is not correct about 7th Central Pay Commission? |
| A. | Dr. Manmohan Singh approved composition of the 7th Pay Commission on 4th February, 2014 |
| B. | Ashok Kumar Mathur has been appointed as Chairman of the Commission. |
| C. | The Commission has been mandated to submit its report in three years. |
| D. | The recommendations of the Commission would be implemented from 1st January, 2016 |
| Answer» D. The recommendations of the Commission would be implemented from 1st January, 2016 | |
| 7402. |
Which one of the following statements is not correct for light rays? |
| A. | Light travels at different speeds in different media |
| B. | Light travels at almost 300 million metres per second in air |
| C. | Light speeds down as it leaves a water surface and enters the air |
| D. | Light speeds up as it leaves a glass surface and enters the air |
| Answer» D. Light speeds up as it leaves a glass surface and enters the air | |
| 7403. |
Which one of the following statements is not correct in respect of the 'Legion of Merit' award? |
| A. | This award is conferred by the President of the United States of America. |
| B. | This award was conferred to the Prime Minister of India in December, 2020. |
| C. | This was also awarded to the Prime Minister of Australia, Scott Morrison. |
| D. | It is the highest civilian award of the United States of America. |
| Answer» E. | |
| 7404. |
Which one of the following statements is not correct?A. An estuary consists of the sea at one end and a river at the other.B. Water is saltier than a river in a creekC. A creek is a producer of a wide variety of biodiversity.D. The bay can also be completely surrounded |
| A. | B |
| B. | D |
| C. | C |
| D. | A |
| Answer» C. C | |
| 7405. |
Which one of the following statements is not correct with reference to the assessment of firms ? |
| A. | All partnership firms formed under the Indian Partnership Act, 1932, are assessed as firms under the Income Tax Act, 1961. |
| B. | Income of a firm is taxable at a flat rate of 30% without any exemption. |
| C. | Partners’ share in the income of a firm is not chargeable to tax in the hands of partners. |
| D. | Remuneration paid to partners of a firm (assessed as such) is allowed as deduction subject to statutory limit. |
| Answer» C. Partners’ share in the income of a firm is not chargeable to tax in the hands of partners. | |
| 7406. |
Which one of the following statements is not correct regarding the peasant movements in India? |
| A. | In 1929, Swami Sahajanand Saraswati formed Bihar Provincial Kisan Sabha. |
| B. | Utkal Kisan Sangha was established in 1938 by the Congress Socialists. |
| C. | The Congress Socialist party activist N. G. Ranga organised a number of peasant marches in Andhra in 1933-34 and demanded the abolition of zamindari. |
| D. | In 1935, N.G. Ranga and E.M.S Namboodripad tried to spread the Peasant movement in Madras Presidency and organised the South Indian Federation of Peasants and Agricultural Labour. |
| Answer» C. The Congress Socialist party activist N. G. Ranga organised a number of peasant marches in Andhra in 1933-34 and demanded the abolition of zamindari. | |
| 7407. |
Which one of the following statements is not correct in the context of laminar flow through a pipeline? |
| A. | Shear stress is zero at the centre and varies linearly with pipe radius |
| B. | Head loss is proportional to square of the average flow velocity |
| C. | The friction factor varies inversely with flow Reynolds number |
| D. | No dispersion of die injected into the flow stream |
| Answer» C. The friction factor varies inversely with flow Reynolds number | |
| 7408. |
Which one of the following statements is NOT CORRECT for the boiling point of a liquid? |
| A. | It depends on the nature of the liquid. |
| B. | It depends on the purity of the liquid. |
| C. | It depends on the room temperature. |
| D. | It depends on the atmospheric pressure. |
| Answer» D. It depends on the atmospheric pressure. | |
| 7409. |
Which one of the following statements is not correct for an active filter used in the field of communications and signal processing? |
| A. | It is more economical |
| B. | It does not cause loading of the source or load |
| C. | It is easier to tune or adjust |
| D. | It exhibits insertion loss |
| Answer» E. | |
| 7410. |
Which one of the following statements is not correct regarding the usage of virtual memory? |
| A. | To free user programs from the need to carry out storage allocation and to permit efficient sharing of the available memory space among different users |
| B. | To make program independent of the configuration and capacity of the physical memory for their execution |
| C. | To achieve higher CPU performance |
| D. | To achieve the very low access time and cost per bit that is possible with a memory hierarchy |
| Answer» D. To achieve the very low access time and cost per bit that is possible with a memory hierarchy | |
| 7411. |
Which one of the following statements is not correct with respect to the properties of cement? |
| A. | Highly reactive Pozzolanas enhance the early age strength of the composite cement. |
| B. | Pozzolanic activity refines pore structure which decreases electrolytic resistance of concrete. |
| C. | The expansion due to alkali-silica reaction can be controlled by replacement of as high as 60% of OPC with high-calcium Pozzolana. |
| D. | Such high amounts of replacement of cement resulting in higher accelerated carbonation depths compared to the pure use of OPC only. |
| Answer» B. Pozzolanic activity refines pore structure which decreases electrolytic resistance of concrete. | |
| 7412. |
Which one of the following statements is not correct with respect to fly ash? |
| A. | As a partial replacement of cement in the range of 15% — 30%, fly ash reduces the strength in the initial period, but once the Pozzolanic process sets in, higher strength can be obtained |
| B. | Fly ash as a partial replacement of sand has a beneficial effect on strength even at an early age |
| C. | All options are correct |
| D. | A simultaneous replacement of cement and fine aggregates enables the strength at a specified age to be equaled depending upon the water content |
| Answer» D. A simultaneous replacement of cement and fine aggregates enables the strength at a specified age to be equaled depending upon the water content | |
| 7413. |
Which one of the following statements is NOT correct for the given reaction?Fe(S) + CuSO4(aq) → FeSO4(aq) + Cu(s) |
| A. | Iron is the reducing agent |
| B. | The solution turns green in colour after the reaction |
| C. | Copper is a more reactive metal than iron |
| D. | The reaction is an example of a redox reaction |
| Answer» D. The reaction is an example of a redox reaction | |
| 7414. |
Which one of the following statements is NOT correct about the B+ tree data structure used for creating an index of a relational database table? |
| A. | B+ Tree is a height-balanced tree |
| B. | Non-leaf nodes have pointers to data records |
| C. | Key values in each node are kept in sorted order |
| D. | Each leaf node has a pointer to the next leaf node |
| Answer» C. Key values in each node are kept in sorted order | |
| 7415. |
Which one of the following statements is not correct with respect to the protection of individuals being tried for offences? |
| A. | A confession can never be used as evidence against the accused. |
| B. | The accused must have violated existing law |
| C. | An accused cannot be tried and punished for the same offence again |
| D. | The quantum of punishment must be provided in law as it existed on the date of commission of an offence. |
| Answer» B. The accused must have violated existing law | |
| 7416. |
Which one of the following statements is NOT correct with respect to cohesion of soils? |
| A. | Cohesion of sand is greater than cohesion of clayey soil |
| B. | Cohesion is greater in well compacted clays |
| C. | Cohesion of soil decreases as the moisture increases |
| D. | Cohesion is independent of external loads |
| Answer» B. Cohesion is greater in well compacted clays | |
| 7417. |
Which one of the following statements is not correct regarding the Office of the Vice President of India? |
| A. | The Vice President is elected by an Electoral College consisting of the elected members of both the Houses of the Parliament. |
| B. | The Vice President is elected in accordance with the system of proportional representation by means of single transferable vote. |
| C. | The Vice President shall not be a member of either House of the Parliament or of a House of the Legislature of any State. |
| D. | The Vice President of India shall be ex officio Chairman of the Council of States and shall not hold any office of profit. |
| Answer» B. The Vice President is elected in accordance with the system of proportional representation by means of single transferable vote. | |
| 7418. |
Which one of the following statements is not a tautology? |
| A. | (p ∨ q) → (p ∨ (~q)) |
| B. | (p ∧ q) → (~p) ∨ q |
| C. | p → (p ∨ q) |
| D. | (p ∧ q) → p |
| Answer» C. p → (p ∨ q) | |
| 7419. |
Which one of the following statements is NOT correct? |
| A. | Hepatitis B virus is transmitted much like HIV. |
| B. | Hepatitis B, unlike Hepatitis C, does not have a vaccine. |
| C. | Globally, the number of people infected with Hepatitis B and C viruses are several times more than those infected with HIV. |
| D. | Some of those infected with Hepatitis B and C viruses do not show the symptoms for many years. |
| Answer» C. Globally, the number of people infected with Hepatitis B and C viruses are several times more than those infected with HIV. | |
| 7420. |
Which one of the following statements is most appropriate about 'Exercise Kavach'? |
| A. | It is a military exercise of the Indian Army only. |
| B. | It is a joint military exercise involving the Indian Army and the Indian Navy only. |
| C. | It is a joint military exercise involving the Indian Army, the Indian Navy and the Indian Air Force only. |
| D. | It is a joint military exercise involving the Indian Army, the Indian Navy, the Indian Air Force and also the Indian Coast Guard. |
| Answer» E. | |
| 7421. |
Which one of the following statements is false with regard to Prevention of Corruption (Amendment) Bill, 2018? |
| A. | The Bill makes specific provisions related to giving of bribes is now an offence. |
| B. | The Bill amends various provision of Prevention of Corruption Act, 1988. |
| C. | The Bill incorporates the recommendations given by the 21st Law Commission headed by Justice B.S. Chauhan. |
| D. | By making citizens liable for offering a bribe to a public servant, the anti-corruption law has been brought to line with UN Convention Against Corruption. |
| Answer» D. By making citizens liable for offering a bribe to a public servant, the anti-corruption law has been brought to line with UN Convention Against Corruption. | |
| 7422. |
Which one of the following statements is INCORRECT about gravity conduit? |
| A. | Gravity conduit can be laid as desired by the existing topography of the area. |
| B. | Flumes are a type of gravity conduit. |
| C. | In gravity conduit, water will flow under atmospheric pressure |
| D. | In gravity conduit, hydraulic gradient line will coincide with the water surface |
| Answer» B. Flumes are a type of gravity conduit. | |
| 7423. |
Which one of the following statements is FALSE according to the passage? |
| A. | The Richards family displayed 331,038 lights in 2011. |
| B. | In 2013, the cost of electrifying the place exceeded $2,300 USD. |
| C. | In 2011, David Richard was able to raise $72,000 USD. |
| D. | In 2012, some New Yorkers displayed around 15,000 additional lights. |
| Answer» C. In 2011, David Richard was able to raise $72,000 USD. | |
| 7424. |
Which one of the following statements is correct with regard to the Minto Morley Reforms of 1909 ? |
| A. | Established a constitution making body for India. |
| B. | Decreased the number of the Provincial and Central legislative members. |
| C. | Only the Britishers were nominated to the Executive Council of the Viceroy |
| D. | Enlarged the Central and Provincial Legislative Councils. |
| Answer» E. | |
| 7425. |
Which one of the following statements is correct with reference to a deductive argument? |
| A. | The relation between premises and conclusion is one of matter of fact |
| B. | The relation between premises and conclusion is one of logical necessity |
| C. | The relation between premises and conclusion is that of empirical necessity |
| D. | The relation between premises and conclusion is a matter of ascertainment of probability |
| Answer» C. The relation between premises and conclusion is that of empirical necessity | |
| 7426. |
Which one of the following statements is correct with respect to axial flow 50% reaction turbine? |
| A. | The combined velocity diagram is symmetrical. |
| B. | The outlet absolute velocity should not be axial for maximum utilization. |
| C. | Angles of both stator and rotor are not identical. |
| D. | For maximum utilization, the speed ratio \(\frac{U}{{{v_1}}} = {\sin ^2}\alpha\) |
| Answer» B. The outlet absolute velocity should not be axial for maximum utilization. | |
| 7427. |
Which one of the following statements is correct when saturation pressure of water vapour increases? |
| A. | Saturation temperature decreases |
| B. | Enthalpy of evaporation decreases |
| C. | Enthalpy of evaporation increases |
| D. | Specific volume change of phase increases |
| Answer» C. Enthalpy of evaporation increases | |
| 7428. |
Which one of the following statements is correct regarding Engineering college? |
| A. | C is studying there. |
| B. | B is studying there. |
| C. | B It is located in Gujarat. |
| D. | D is studying there. |
| Answer» E. | |
| 7429. |
Which one of the following statements is correct regarding parliamentary form of Government? |
| A. | The Legislature is responsible to Judiciary. |
| B. | The Legislature is responsible to Executive. |
| C. | The Legislature and the Executive are independent. |
| D. | The President is responsible to Judiciary. |
| E. | None of the above / More than one of the above |
| Answer» F. | |
| 7430. |
Which one of the following statements is correct regarding ductile fracture? |
| A. | Fractured surfaces are crystalline in appearance |
| B. | There is virtually no reduction in cross-sectional area during fracture |
| C. | fracture takes place after necking with little sound |
| D. | Percentage elongation is about 60% prior to fracture occurs |
| Answer» D. Percentage elongation is about 60% prior to fracture occurs | |
| 7431. |
Which one of the following statements is correct regarding flow in open channel? |
| A. | The curve for kinetic energy is a parabola |
| B. | The curve for potential energy is a parabola |
| C. | Specific energy is asymptotic to the vertical axis |
| D. | At critical depth the specific energy is maximum |
| Answer» B. The curve for potential energy is a parabola | |
| 7432. |
Which one of the following statements is correct in respect of the function f(x) = x3 sin x? |
| A. | It has local maximum at x = 0 |
| B. | It has local minimum at x = 0 |
| C. | It has neither maximum nor minimum at x = 0 |
| D. | It has maximum value 1 |
| Answer» D. It has maximum value 1 | |
| 7433. |
Which one of the following statements is correct regarding the instruction CMP A? |
| A. | Compare accumulator with register A |
| B. | Compare accumulator with memory |
| C. | Compare accumulator with register H |
| D. | This instruction does not exist |
| Answer» B. Compare accumulator with memory | |
| 7434. |
Which one of the following statements is correct in the development of lateral surfaces of solids ? |
| A. | The development of a right cone is a triangle |
| B. | Triangulation Is the recommended method in the development of a prism |
| C. | The development of the lateral surface of a right circular cylinder is a rectangle |
| D. | The elements of an elliptical cone are equal in length |
| Answer» D. The elements of an elliptical cone are equal in length | |
| 7435. |
Which one of the following statements is correct in relation to the GST Bill passed by the RajyaSabha in August 2016? |
| A. | It will replace all central taxes, duties, etc.only by a single tax. |
| B. | It will subsume central as well as State taxes, duties, etc. |
| C. | GST will be levied on alcoholic liquor for human consumption at a uniform rate of 25 percent. |
| D. | Petroleum and petroleum products shall not be subjected to the levy of GST. |
| Answer» C. GST will be levied on alcoholic liquor for human consumption at a uniform rate of 25 percent. | |
| 7436. |
Which one of the following statements is correct in relation to the Indian Air Force? |
| A. | It has bases in many friendly countries |
| B. | It does not carry out joint exercises with any country |
| C. | It has a separate Maintenance Command. |
| D. | No officer has ever been elevated to the rank of Marshal of the Indian Air Force. |
| Answer» D. No officer has ever been elevated to the rank of Marshal of the Indian Air Force. | |
| 7437. |
Which one of the following statements is correct for every activity in a network? |
| A. | Interference float can never be negative |
| B. | Independent float can exceed free float |
| C. | Total float can exceed free float |
| D. | Interference float and independent float may be equal to each other in magnitude |
| Answer» D. Interference float and independent float may be equal to each other in magnitude | |
| 7438. |
Which one of the following statements is correct for the velocity potential? |
| A. | Existence of velocity potential is an indication of irrotational nature of the flow |
| B. | The velocity potential automatically satisfies the continuity equation |
| C. | Velocity potential can be defined only for 2-dimensional flow |
| D. | All of the above |
| E. | None of the above |
| Answer» B. The velocity potential automatically satisfies the continuity equation | |
| 7439. |
Which one of the following statements is correct for the pin-pointed truss shown in the figure? |
| A. | The truss is externally determinate but internally indeterminate |
| B. | The truss is both externally and internally determinate |
| C. | The truss is externally determinate and internally determinate and is unstable |
| D. | The truss is externally determinate and internally indeterminate and is stable |
| Answer» D. The truss is externally determinate and internally indeterminate and is stable | |
| 7440. |
Which one of the following statements is correct for the rotating shafts transmitting power? |
| A. | Lower the frequency of shaft lower will be the torque |
| B. | Higher the frequency of shaft lower will be the torque |
| C. | Frequency of the shaft does not influence the torque |
| D. | Higher the frequency of shaft higher will be the torque |
| Answer» C. Frequency of the shaft does not influence the torque | |
| 7441. |
Which one of the following statements is correct for a plane mirror? |
| A. | Its focal length is zero |
| B. | The size of the image of an object placed in front of the mirror is slightly less than that of the object. |
| C. | The image is virtual, erect and laterally inverted |
| D. | Its focal length is 200 cm |
| Answer» D. Its focal length is 200 cm | |
| 7442. |
Which one of the following statements is correct for a superheated vapour? |
| A. | Its pressure is less than the saturation pressure at a given temperature. |
| B. | Its temperature is less than the saturation temperature at a given pressure. |
| C. | Its volume is less than the volume of the saturated vapour at a given temperature. |
| D. | Its enthalpy is less than the enthalpy of the saturated vapour at a given pressure. |
| Answer» B. Its temperature is less than the saturation temperature at a given pressure. | |
| 7443. |
Which one of the following statements is correct during adiabatic charging of an ideal gas into an empty cylinder from a supply main? |
| A. | The specific enthalpy of the gas in the supply main is equal to the specific enthalpy of the gas in the cylinder |
| B. | The specific enthalpy of the gas in the supply main is equal to the specific internal energy of the gas in the cylinder |
| C. | The specific internal energy of the gas in the supply main is equal to the specific enthalpy of the gas in the cylinder |
| D. | The specific internal energy of the gas in the supply main is equal to the specific internal energy of the gas in the cylinder |
| Answer» C. The specific internal energy of the gas in the supply main is equal to the specific enthalpy of the gas in the cylinder | |
| 7444. |
Which one of the following statements is correct about an amendment in an article of Penal Code made by the Parliament of Morocco on 23rd January, 2014? |
| A. | Rapist of a minor girl should marry her in order to avoid the trail. |
| B. | Rapist of a minor girl should only face the trial. |
| C. | Rapist should marry the minor girl and face the trial also. |
| D. | Rapist should pay the money to the parents of the minor girl in order to revive her chastity. |
| Answer» C. Rapist should marry the minor girl and face the trial also. | |
| 7445. |
Which one of the following statements is correct about effects of antibiotics on viruses? |
| A. | Viruses are "non-living" entities but it can interact with antibodies |
| B. | Taking antibiotics cures viral infections |
| C. | Viruses do not possess metabolic pathways on which antibiotics can function, whereas bacteria have such pathways |
| D. | Viruses are resistant to antibiotics |
| Answer» D. Viruses are resistant to antibiotics | |
| 7446. |
Which one of the following statements is correct about SCR? |
| A. | SCR is constructed using an npn and pnp transistor by connecting base of one transistor to collector of the other transistor. |
| B. | To switch off an SCR, gate current must be reduced below certain threshold value. |
| C. | Higher levels of gate currents in SCR cause it to conduct at lower anode-to-cathode voltages. |
| D. | The higher the gate current in SCR, the higher the holding current to switch off. |
| Answer» D. The higher the gate current in SCR, the higher the holding current to switch off. | |
| 7447. |
Which one of the following statements is correct about 8086? |
| A. | It is 46 PIN IC and uses 5V dc supply |
| B. | It uses 20 lines for data bus |
| C. | It multiplexes status signals with address bus |
| D. | It is manufactured using CMOS technology |
| Answer» D. It is manufactured using CMOS technology | |
| 7448. |
Which one of the following statements is correct about an oblique cutting? |
| A. | Direction of chip flow velocity is normal to the cutting edge of the tool |
| B. | Only two components of cutting forces act on the tool |
| C. | Cutting edge of the tool is inclined at an acute angle to the direction of tool feed |
| D. | Cutting edge clears the width of the workpiece |
| Answer» D. Cutting edge clears the width of the workpiece | |
| 7449. |
Which one of the following statements is correct about an ac-coupled common-emitter amplifier operating in the mid-band region? |
| A. | The device parasitic capacitances behave like open circuits, whereas coupling and bypass capacitances behave like short circuits. |
| B. | The device parasitic capacitances, coupling capacitances and bypass capacitances behave like open circuits. |
| C. | The device parasitic capacitances, coupling capacitances and bypass capacitances behave like short circuits. |
| D. | The device parasitic capacitances behave like short circuits, whereas coupling and bypass capacitances behave like open circuits. |
| Answer» B. The device parasitic capacitances, coupling capacitances and bypass capacitances behave like open circuits. | |
| 7450. |
Which one of the following statements is correct?Nichol’s chart is useful for detailed study and analysis of |
| A. | Closed loop frequency response |
| B. | Open loop frequency response |
| C. | Closed loop and open loop frequency response |
| D. | None of these |
| Answer» B. Open loop frequency response | |