Explore topic-wise MCQs in General Knowledge.

This section includes 63850 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.

18351.

The velocity vector field \(\vec q = \left( {x - y} \right)\hat i + \left( {y - x} \right)\hat j + \left( {x + y + z} \right)\hat k\) is

A. irrotational
B. rotational
C. of potential kind
D. solenoidal
Answer» C. of potential kind
18352.

The lecture method can be used successfully ______.I. Providing factual informationII. Abbreviation and repetition of specific themes in higher classesIII. Explain theoretical things that cannot be demonstrated

A. I, II, and III
B. Only III
C. Only I
D. I and III
Answer» B. Only III
18353.

The starting torque of an induction motor is _______ when rotor resistance equals rotor reactance.

A. Minimum
B. Constant
C. Maximum
D. Zero
Answer» D. Zero
18354.

Select the most appropriate option to substitute the underlined segment. If no substitution is required select 'No substitution'Some people in the audience were asleep while the chief guest was speaking.

A. whenever the chief guest spoke
B. when the chief guest has spoken
C. while a chief guest is speaking
D. No substitution
Answer» E.
18355.

The statement that is INCORRECT about the interstitial compounds is:

A. they are chemically reactive
B. they are very hard
C. they have metallic conductivity.
D. they have high melting points
Answer» B. they are very hard
18356.

Shivajirao Patil Nilangekar passed away in August 2020. He was the former CM of which state?

A. Gujarat
B. Maharashtra
C. Punjab
D. Nagaland
E. Haryana
Answer» C. Punjab
18357.

What is the ratio of the area of a square inscribed in a semicircle of radius r to the area of a square inscribed in a circle of radius r?

A. 1 : 2
B. 2 : 5
C. 2 : 3
D. 3 : 5
Answer» C. 2 : 3
18358.

The ratio of the radius of two cylinders is 2 : 3 and the ratio of their heights is 5 : 3. The ratio of their volumes will be

A. 9 : 4
B. 27 : 20
C. 4 : 9
D. 20 : 27
Answer» E.
18359.

What is the difference between the maturity values, if Rs. 12,500 is invested for 2 years at 20% per annum simple interest and compound interest?

A. Rs. 750
B. Rs. 650
C. Rs. 550
D. Rs. 500
Answer» E.
18360.

The sum of the digits of a two digits number is 12. If the new number formed by reversing the digits is greater than the original number by 54, then what will be the original number?

A. 28
B. 48
C. 39
D. 93
Answer» D. 93
18361.

Union Budget 2021 is all set to be presented on which date?

A. 30 January 2021
B. 1 February 2021
C. 10 February 2021
D. 20 February 2021
E. 28 February 2021
Answer» C. 10 February 2021
18362.

The liberal critique examined the implications of

A. Market expansion
B. Too much governance
C. Growth of political economy
D. Politics of marketisation
Answer» C. Growth of political economy
18363.

RF carrier 10 kV at 1 MHz is amplitude modulated and the modulation index is 0.6. Peak voltage of the signal is:

A. 600 kV
B. 1200 kV
C. 6 kV
D. 10 kV
Answer» D. 10 kV
18364.

Somadas Chathannoor passed away in January 2021. He was related to which of the following fields?

A. Singing
B. Politics
C. Journalism
D. Medicine
E. Cricket
Answer» B. Politics
18365.

What was the difference in the number of deaths between the years 2012 and 2015?

A. 6500
B. 8500
C. 7500
D. 5500
Answer» D. 5500
18366.

The different forms to fill for a driving license are _______Select the idiom that best fits the above incomplete sentence and completes it:

A. a pain in the neck
B. a flash in the pan
C. the last laugh
D. a slap in the face
Answer» B. a flash in the pan
18367.

The best solution for overcoming the evil effects of small and uneconomic holdings is: _________.

A. urbanization of rural population
B. using capital intensive technology
C. co-operative farming
D. rapid industrialization
Answer» D. rapid industrialization
18368.

What is the next term in the given series?22C, 42F, 62I, ___

A. 82L
B. 82N
C. 82M
D. 82O
Answer» B. 82N
18369.

The scientists from which of the following institutes have grown human brain tissues called ‘organoids’ with help of a 3D printed bioreactor that they developed?

A. IIT Madras
B. Massachusetts Institute of Technology
C. IISc Bangalore
D. Both 1 and 2
E. Both 2 and 3
Answer» E. Both 2 and 3
18370.

Which of the following is a source of radio frequency signal?

A. Discharge of gas in fluorescent lamp
B. Resistance heating
C. Battery fed lamps
D. Dissipation of heat in incandescent lamp
Answer» B. Resistance heating
18371.

The plane containing the line \(\frac{{x - 3}}{2} = \frac{{y + 2}}{{ - 1}} = \frac{{z - 1}}{3}\) and also containing its projection on the plane 2x + 3y – z = 5, contains which one of the following points?

A. (2, 2, 0)
B. (-2, 2, 2)
C. (0, -2, 2)
D. (2, 0, -2)
Answer» E.
18372.

Using a robot with 1 degree of freedom and having 1 sliding joint with a full range of 1 m, if the robot’s control memory has a 12-bit storage capacity, the control resolution for the axis of motion will be

A. 0.236 mm
B. 0.244 mm
C. 0.252 mm
D. 0.260 mm
Answer» C. 0.252 mm
18373.

To welcome rains ______ festival is celebrated in Haryana.

A. Deepavali
B. Onam
C. Teej
D. Naga Panchami
Answer» D. Naga Panchami
18374.

Recently Airport Authority of India has recommended how many airports for privatisation?

A. 4
B. 8
C. 6
D. 9
E. None of these
Answer» D. 9
18375.

Which of the following railway stations will be the first in India to have a 5-star hotel above the railway tracks?

A. Chhatrapati Shivaji Terminus
B. Old Delhi Railway Station
C. Vijayawada Railway Station
D. Gandhinagar railway station
Answer» E.
18376.

The area of the triangle formed by the tangents to the circle x2 + y2 = 25 at (3, 4) and co-ordinate axes is

A. 625/24
B. 625
C. 625/9
D. 625/3
Answer» B. 625
18377.

Which of the following options will best complete the relationship given below?19(413)2211(431)3242(???)12

A. 541
B. 514
C. 145
D. 154
Answer» B. 514
18378.

The Malabar naval exercise involving India, US, Japan and Australia will begin in the Bay of Bengal. In which year did Malabar Exercise begin between India and the United States?

A. 1990
B. 1992
C. 1994
D. 1996
E. 1998
Answer» C. 1994
18379.

When is a perfect vacuum obtained?

A. When gauge pressure is zero
B. When atmospheric pressure is zero
C. When molecular momentum is unity and atmospheric pressure is zero
D. When both absolute pressure and molecular momentum are zero
Answer» E.
18380.

Which of the following options define the cosine law of illuminance?

A. E = (I/d2) cosθ
B. E = (I/d) cosθ
C. E = (I/I2) cosθ
D. E = I cosθ
Answer» B. E = (I/d) cosθ
18381.

The set of points where \(\rm f(x)=\frac{x}{1+|x|}\) is differentiable, is:

A. (-∞, -1) ∪ (1, ∞)
B. (-∞, ∞)
C. (0, ∞)
D. (-∞, 0) ∪ (0, ∞)
Answer» C. (0, ∞)
18382.

The indigenously developed nuclear-capable missile Prithvi-II is capable of carrying ________ kg of warheads.

A. 100-300
B. 300-500
C. 500-1000
D. 750-1100
E. 1000-1500
Answer» D. 750-1100
18383.

Which of the following statements are valid for Tectonic plates1. Include the crust and the uppermost mantle2. Are the outermost shell of the solid earth?3. Are a rigid, solid layer about 100 km thick?

A. Only 1
B. 1 and 2
C. 2 and 3
D. 1, 2 and 3
Answer» E.
18384.

Which city of Madhya Pradesh hosted the 62nd Senior National Wrestling Championship in Nov 2017?

A. Indore
B. Jabalpur
C. Gwalior
D. Bhopal
Answer» B. Jabalpur
18385.

The principal value of \(\sin^{-1}(-\sqrt{3}/2)\) is

A. -2π/3
B. -π/3
C. 4π/3
D. 5π/3
Answer» C. 4π/3
18386.

Which of the following statements about an Insulated Gate Bipolar Transistor (IGBT) is NOT true?

A. The IGBT is developed by combining the characteristics of a BJT and a MOSFET
B. The on-state losses of an IGBT are lesser than a MOSFET
C. The IGBT is slower than a BJT
D. The IGBT contains a parasitic thyristor
Answer» D. The IGBT contains a parasitic thyristor
18387.

What is the angle made by the axis of the Earth with its orbital plane?

A. 11°
B. 33°
C. 66°
D. 15°
Answer» D. 15°
18388.

Recently, Moody’s has predicted a budget deficit of ________% of the Gross Domestic Product (GDP) of India in the year through March 2020.

A. 2.5
B. 2.8
C. 3.3
D. 3.7
E. 4.1
Answer» E. 4.1
18389.

Where are the Udayagiri and Khandagiri caves located?

A. Karnataka
B. Odisha
C. Maharashtra
D. Madhya Pradesh
Answer» C. Maharashtra
18390.

Which of the following prevents collapsing of trachea?

A. Diaphragm
B. Ribs
C. Cartilaginous discs
D. Muscles
Answer» D. Muscles
18391.

Select the most appropriate meaning of the given idiom.Play it safe

A. play a gamepeacefully
B. play indoors
C. play for pleasure
D. avoid risks
Answer» E.
18392.

Which city of Israel has been recognized as its New Capital by the United States of America?

A. Jerusalem
B. Haifa
C. Bersheba
D. Tel Aviv
Answer» B. Haifa
18393.

Which county will host the 2018 Asian Games?

A. China
B. Malaysia
C. Japan
D. Indonesia
Answer» E.
18394.

The value of n for the n-bit A/D convertor required to convert an analog input in the range of 0 to 5 volts to an accuracy of 10 mV is

A. 8
B. 9
C. 7
D. 6
Answer» C. 7
18395.

The selling price of an article is 84% of its cost price. If the cost price is increased by 20% and the selling price is increased by 25%, what is the percentage increase/decrease in the loss with respect to the earlier loss?

A. 21.87 % decrease
B. 20.12 % decrease
C. 22.12 % increase
D. 20.12 % increase
Answer» B. 20.12 % decrease
18396.

Takkal is used in which farming?

A. Extensive farming
B. Intensive farming
C. Plantation farming
D. None of the above
Answer» B. Intensive farming
18397.

Recently, Khaltmaagiin Battulga arrived in New Delhi on a 5-day state visit. He is the President of ________.

A. Myanmar
B. Cambodia
C. Mongolia
D. Laos
E. Vietnam
Answer» D. Laos
18398.

Where is the 5th South Asian Football Federation (SAFF) Women's Championship being held in March 2019?

A. Maldives
B. Sri Lanka
C. Nepal
D. India
E. Bhutan
Answer» D. India
18399.

The standard gauge width for broad guage is

A. 1.2 m
B. 1.767 m
C. 1.752 m
D. 1.676 m
E. 1.525 m
Answer» E. 1.525 m
18400.

Rotor speed of an induction motor is given by

A. Nr = (1 – s) Ns
B. Nr = (1 + s) Ns
C. Nr = (s2 – 1) Ns
D. Nr = (s – 1) Ns
Answer» B. Nr = (1 + s) Ns