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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.
| 20351. |
The relationship between wavelength and frequency of an electromagnetic wave |
| A. | c = fλ |
| B. | c = f/λ |
| C. | f = 1/λ |
| D. | f = dλ |
| Answer» B. c = f/λ | |
| 20352. |
Thermal noise is passed through an ideal low-pass filter having a cut-off at fc = ω Hz. The auto-correlation value of the noise at the output of the filter is given as: |
| A. | A delta function at t = 0 |
| B. | Gaussian over the range −∞ ≤ t ≤ ∞ |
| C. | sinc function over the range -∞ ≤ t ≤ ∞ |
| D. | Triangular function over the range \(- \frac{1}{2}\omega \le t \le \frac{1}{2}\omega\) |
| Answer» D. Triangular function over the range \(- \frac{1}{2}\omega \le t \le \frac{1}{2}\omega\) | |
| 20353. |
Read the following statements carefully:1.The Central Bureau of Investigation has set up an Online Child Sexual Abuse and Exploitation (OCSAE) Prevention and Investigation Unit.2.It has been set up at its headquarter in Mumbai to counter the growing menace of child porn on the internet.3.The new specialized unit will collect intelligence on those who are allegedly creating and transmitting such material on the internet. Which of the above statements is/are correct? |
| A. | Only 1 |
| B. | Only 1 and 2 |
| C. | Only 1 and 3 |
| D. | Only 2 and 3 |
| E. | All are correct |
| Answer» D. Only 2 and 3 | |
| 20354. |
Which of the following has comparatively high electrical resistance and is used in the circuit to reduce current? |
| A. | Resistor |
| B. | Semi conductor |
| C. | Insulator |
| D. | Conductor |
| Answer» B. Semi conductor | |
| 20355. |
The agro-based religious Nuakhai festival is celebrated in which of the following states? |
| A. | Maharashtra |
| B. | Tamil Nadu |
| C. | Kerala |
| D. | Odisha |
| Answer» E. | |
| 20356. |
Which among the following states won the final of the 25th Senior Women's NFC 2019-20 at Arunachal Pradesh? |
| A. | Arunachal Pradesh |
| B. | Odisha |
| C. | Tamil Nadu |
| D. | Manipur |
| Answer» E. | |
| 20357. |
Which of the following is not a/an Indus Valley Civilization site? |
| A. | Kalibangan |
| B. | Ropar |
| C. | Patliputra |
| D. | Lothal |
| Answer» D. Lothal | |
| 20358. |
The Centre has instituted the highest civilian award for contribution to the unity and integrity of India, in the name of ________. |
| A. | Mahatma Gandhi |
| B. | A.P.J Abdul Kalam |
| C. | Sardar Vallabhbhai Patel |
| D. | Atal Bihari Vajpayee |
| E. | Bhagat Singh |
| Answer» D. Atal Bihari Vajpayee | |
| 20359. |
The following question has two premises and two conclusions. If the premises re assumed to be true (irrespective of factuality), then, in respect of each of the items given below, which of the following conclusions follow logically?Premises: All metals are grey in colour. Some metals are heavy.Conclusion:I. All heavy metals are grey in colour.II. All light metals are not grey in colour. |
| A. | Only I |
| B. | Only II |
| C. | Both I and II |
| D. | Neither I nor II |
| Answer» B. Only II | |
| 20360. |
Using the ______ we can search for text a well as graphics, tables, equations and other Non-elements in MS Word Application. |
| A. | Thumbnail Page View |
| B. | Integration technique |
| C. | Navigation Pane |
| D. | Object creation |
| Answer» D. Object creation | |
| 20361. |
The following function computes the maximum value contained in an integer array p[] of size n (n>= 1).int max (int *p, int n) { int a = 0, b = n – 1; while(__________) { if(p[a] |
| A. | a ! = n |
| B. | b ! = 0 |
| C. | b > (a + 1) |
| D. | b ! = a |
| Answer» E. | |
| 20362. |
Seven friends, A, E, I, O, U, X and Z are sitting around a round table facing towards the centre. A is neighbour of E and I. O is not neighbour of I and Z who is second to the left of O and has U and X as neighbours?Who is between A and O? |
| A. | I |
| B. | U |
| C. | X |
| D. | E |
| Answer» E. | |
| 20363. |
The speed of a train is \(2\frac{1}{6}\) times the speed of a car. The car covers 486 km in 9 hours. How much distance will the train cover in 6 hours? |
| A. | 612 km |
| B. | 702 km |
| C. | 732 km |
| D. | 712 km |
| Answer» C. 732 km | |
| 20364. |
The SI unit of conductivity is |
| A. | ohm-m |
| B. | ohm/m |
| C. | mho-m |
| D. | mho/m |
| Answer» E. | |
| 20365. |
Which of the following schemes is not related to Ministry of Finance? |
| A. | Pradhan Mantri Garib Kalyan Yojana |
| B. | Pradhan Mantri Kaushal Vikas Yojana |
| C. | Kisan Vikas Patra |
| D. | Pradhan Mantri Suraksha Bima Yojana |
| Answer» C. Kisan Vikas Patra | |
| 20366. |
Which of the following dance forms has been included in the UNESCO Heritage Dances in the year 2010? |
| A. | Paika dance |
| B. | Chau dance |
| C. | Agni dance |
| D. | Mundari dance |
| Answer» C. Agni dance | |
| 20367. |
The government of Nagaland has decided to form a joint consultative committee (JCC) for taking an exercise to register the State’s indigenous inhabitants. Who is CM of Nagaland? |
| A. | Neiphiu Ri |
| B. | Zoramthanga |
| C. | Conrad Sangma |
| D. | Sarbananda Sonowal |
| E. | Pema Khandu |
| Answer» B. Zoramthanga | |
| 20368. |
Which of the following is not a water-borne disease ? |
| A. | Typhoid |
| B. | Hepatitis |
| C. | Cholera |
| D. | Dengue |
| Answer» E. | |
| 20369. |
Which of the following Articles deal with amendment to Constitution of India? |
| A. | 356 |
| B. | 370 |
| C. | 368 |
| D. | 372 |
| Answer» D. 372 | |
| 20370. |
The total percentage of illiterates in all the four cities is _______ (round to one decimal place).CityPopulationLiterateilliterate% of literateA20015050-B-20010066.6C15050100-D120-9025 |
| A. | 44.2 |
| B. | 42.3 |
| C. | 43.1 |
| D. | 44.5 |
| Answer» B. 42.3 | |
| 20371. |
Select the missing word pair based on the given related pair.Buy : bought ∷ ______ |
| A. | Tore : Tear |
| B. | Ran : Run |
| C. | Sang : Sing |
| D. | Shut : Shut |
| Answer» E. | |
| 20372. |
The given histogram shows the frequency distribution of the speed of cars passing through a particular spot on a highway. Read the graph and answer the following question.What percentage of cars were running with the speed of 90 km/hr and above? |
| A. | 10% |
| B. | 21.25% |
| C. | 11.25% |
| D. | 15.75% |
| Answer» D. 15.75% | |
| 20373. |
Which of the following devices enable a computer to transmit data over telephone lines? |
| A. | CPU |
| B. | Hub |
| C. | Switch |
| D. | Modem |
| Answer» E. | |
| 20374. |
The perimeter of an isosceles triangle is 90 cm. If the base is 26 cm, then find the length of the equal sides. |
| A. | 42 cm |
| B. | 32 cm |
| C. | 30 cm |
| D. | 40 cm |
| Answer» C. 30 cm | |
| 20375. |
The sum of n terms of the series \(\frac{1}{{\sqrt 3 + \sqrt 7 }} + \frac{1}{{\sqrt 7 + \sqrt {11} }} + \frac{1}{{\sqrt {11} + \sqrt {15} }} + \cdot \cdot \cdot \) is |
| A. | \(\frac{{\sqrt {3 + 4n} + \sqrt 3 }}{n}\) |
| B. | \(\frac{n}{{\sqrt {3 + 4n} + \sqrt 3 }}\) |
| C. | \(\sqrt {3 + 4n} + \sqrt 3 \) |
| D. | \(\frac{1}{{\sqrt {3 + 4n} + \sqrt 3 }}\) |
| Answer» C. \(\sqrt {3 + 4n} + \sqrt 3 \) | |
| 20376. |
Which former Prime Minister is also known as "Man of Peace"? |
| A. | Pandit jawaharlal nehru |
| B. | Lal Bahadur Shastri |
| C. | Rajiv Gandhi |
| D. | Chaudhary Charan Singh |
| Answer» C. Rajiv Gandhi | |
| 20377. |
What is the rank of Indian passport as per the Henley Passport Index 2020? |
| A. | 74 |
| B. | 78 |
| C. | 84 |
| D. | 88 |
| E. | 90 |
| Answer» D. 88 | |
| 20378. |
What are the names of 16-bit registers in 8085?(a) SP(b) PC(c) Accumulator(d) W |
| A. | (a) and (b) are correct |
| B. | (c) and (d) are correct |
| C. | (a), (b) and (c) are correct |
| D. | (b), (c) and (d) are correct |
| Answer» B. (c) and (d) are correct | |
| 20379. |
The given bar graph represents the number of boys and girls in five different schools. Read the graph and answer the question that follows.What is the average number of students (girls and boys) in schools A, B, C, D and E? |
| A. | 596 |
| B. | 1250 |
| C. | 625 |
| D. | 660 |
| Answer» C. 625 | |
| 20380. |
Which of the following is a vestigial organ? |
| A. | Lungs |
| B. | Kidney |
| C. | Heart |
| D. | Appendix |
| Answer» E. | |
| 20381. |
South Korea’s approach to Covid-19 can be described as: |
| A. | nervous when faced with a new challenge |
| B. | very calm during the time of difficulty |
| C. | very imposing on its people |
| D. | agitated when it is confronted with health issues |
| Answer» C. very imposing on its people | |
| 20382. |
What is the use of a dam? |
| A. | Irrigation only |
| B. | Irrigation and generation of electricity |
| C. | Generation of electricity only |
| D. | Meeting demands of water consumption only |
| Answer» C. Generation of electricity only | |
| 20383. |
Select the related word from the given alternatives.Cricket : Pitch :: Boxing : ? |
| A. | Ground |
| B. | Court |
| C. | Ring |
| D. | Stadium |
| Answer» D. Stadium | |
| 20384. |
The output voltage of a linear variable differential transformer is 1.5 V at maximum displacement. At a load of 0.5 MΩ, the deviation from linearity is maximum and it is ± 0.003 V from a straight line through the origin. What is the linearity at the given load? |
| A. | ± 1.5% |
| B. | ± 0.2% |
| C. | ± 2.2% |
| D. | ± 15% |
| Answer» C. ± 2.2% | |
| 20385. |
The 2-port admittance matrix of the circuit shown is given by |
| A. | \(\left[ {\begin{array}{*{20}{c}} {0.3}&{ - 0.2}\\ { - 0.2}&{0.3} \end{array}} \right]\) |
| B. | \(\left[ {\begin{array}{*{20}{c}} {15}&5\\ 5&{15} \end{array}} \right]\) |
| C. | \(\left[ {\begin{array}{*{20}{c}} {3.33}&5\\ 5&{3.33} \end{array}} \right]\) |
| D. | \(\left[ {\begin{array}{*{20}{c}} {0.3}&{0.4}\\ {0.4}&{0.3} \end{array}} \right]\) |
| Answer» B. \(\left[ {\begin{array}{*{20}{c}} {15}&5\\ 5&{15} \end{array}} \right]\) | |
| 20386. |
Read the following information carefully and answer the questions given below:i. Five friends Amar, Kapil, Sarvesh, Rohan and Nagesh put on five shirts of different colours, i.e., Red, Yellow, Blue, White, and Green, while they were going to attend a party. These colours are not in the order.ii. They have different hobbies as reading, playing, outing, singing and writing.iii. Kapil, who likes singing, does not wear Yellow shirt. Sarvesh wears Red shirt and he does not like reading or writing. Nagesh likes playing and he does not wear Blue or Yellow shirt. Amar likes writing and Rohan does not wear Yellow or Green shirt.What is the colour of Kapil's shirt? |
| A. | White |
| B. | Green |
| C. | Blue |
| D. | Insufficient data to answer |
| Answer» E. | |
| 20387. |
The difference between the simple interest and compound interest on a sum of Rs. 8,000 for 1 year at a rate of 30% per annum compounded half-yearly is: |
| A. | Rs. 180 |
| B. | Rs. 200 |
| C. | Rs. 190 |
| D. | Rs. 140 |
| Answer» B. Rs. 200 | |
| 20388. |
SubramanyaBharthi was a noted ______. |
| A. | Boxer |
| B. | Swimmer |
| C. | Poet |
| D. | Painter |
| Answer» D. Painter | |
| 20389. |
The tsunami that occurred in south and south-east Asia in December, 2004 was caused due to: |
| A. | An earthquake |
| B. | A volcanic eruption |
| C. | A hurricane |
| D. | A tropical cyclone |
| Answer» B. A volcanic eruption | |
| 20390. |
The perimeter of a circular fields is 1012 m. The area of this field is equal to a rectangular garden whose sides are in the ratio 14 ∶ 11. The longer side of the garden is∶ (Take π =\(\dfrac{22}{7}\)) |
| A. | 294 m |
| B. | 322 m |
| C. | 308 m |
| D. | 336 m |
| Answer» C. 308 m | |
| 20391. |
The alloy used in the construction of aircrafts is: |
| A. | Mg-Al |
| B. | Mg-Zn |
| C. | Mg-Sn |
| D. | Mg-Mn |
| Answer» B. Mg-Zn | |
| 20392. |
Determine duty cycle. |
| A. | 1% |
| B. | 5% |
| C. | 15% |
| D. | 10% |
| Answer» E. | |
| 20393. |
The Sludge Volume Index for mixed liquor having suspended solids concentration of 2000 mg/l and showing a settled volume of 200 ml from a one litre sample would be |
| A. | 0.2 |
| B. | 1000 |
| C. | 100 |
| D. | 10 |
| Answer» D. 10 | |
| 20394. |
Which of the following committees was not related to the Panchayati Raj Institutions? |
| A. | Balwant rai Mehta Committee |
| B. | Ashok Mehta Committee |
| C. | L.M. Singhvi Committee |
| D. | Justice Ahmadi Committee |
| Answer» E. | |
| 20395. |
The country's top organization for controlling pollution is ______. |
| A. | Department of Environment, Forest and Climate Change |
| B. | Environmental Pollution Control Authority |
| C. | Central Pollution Control Board |
| D. | Pollution Control Planning Room |
| Answer» D. Pollution Control Planning Room | |
| 20396. |
Which Indian nuclear scientist is currently the chairman of the Atomic Energy Commission of India? |
| A. | A.S. Kiran Kumar |
| B. | Sekhar Basu |
| C. | Madhavan Nair |
| D. | R. Murugesan |
| Answer» C. Madhavan Nair | |
| 20397. |
Select the option in which the two numbers are NOT related in the same way as the two numbers in the given number - pair.7 : 343 |
| A. | 11 : 1331 |
| B. | 15 : 3375 |
| C. | 17 : 4923 |
| D. | 13 : 2197 |
| Answer» D. 13 : 2197 | |
| 20398. |
Select the most appropriate word for the given group of words:An introduction to a literary work |
| A. | Blurb |
| B. | Prologue |
| C. | Sequel |
| D. | Epilogue |
| Answer» C. Sequel | |
| 20399. |
Which among the following is true for the given numbers?A. 3/8 < 19/73 < 29/47 < 17/39B. 19/73 < 3/8 < 17/39 < 29/47C. 19/73 < 3/8 < 29/47 < 17/39D. 19/73 < 29/47 < 3/8 < 17/39 |
| A. | C |
| B. | B |
| C. | A |
| D. | D |
| Answer» C. A | |
| 20400. |
Vertical curves are provided where algebraic difference between grades is equal to or |
| A. | More than 4 mm/m |
| B. | Less than 4 mm/m |
| C. | More than 2 mm/m |
| D. | Less than 2 mm/m |
| Answer» B. Less than 4 mm/m | |