SSC CGL 2015 : PHYSICS QUIZ

1. Who among the following gave the first experimental value of G?

A. Newton

B. Cavendish

C. Galileo

D. None of these

1-(B)

2. The escape velocity from the surface of the earth does not depend on

A. Mass of the earth

B. Mass of the body

C. Radius of earth

D. G

2-(B)

3. Kerosene oil rises up in the wick of lantern because of 

A. Diffusion of the oil through the wick

B. Surface tension

C. Buoyant force of air

D. The gravitational pull of the wick

3-(B)

4. Insects can move on the surface of water without sinking due to

A. Dynamic lift

B.Viscosity of water

C. Surface tension of water

D. None of these

4-(C)

5. Maxwell is the unit of

A. Intensity of magnetization

B. Permeability

C. Magnetic flux

D. Magnetic susceptibility

5-(C)

6. Two satellites are moving in the same circular orbit around the earth ,they must have same

A. Mass

B. Angular momentum

C. Kinetic Energy

D. Speed

6-(D)

7.The working principle of a washing machine is

A. Centrifugation

B. Dialysis

C. Reverse Osmosis

D. Diffusion

7-(A)

8. Number of basic S.I. units is.

A. 4

B. 7

C. 6

D. 5

8-(B)

9. Which of the following is not the unit of time?

A. Parallactic second

B. Micro second

C. Leap year

D. Solar system

9-(A)

10. The temperature of the sun is measured with 

A. platinum thermometer

B. Pyrometer

C. Gas thermometer

D. Vapour pressure thermometer

10- (B)

ANSWER KEY:
1-(B)
2-(B)
3-(B)
4-(C)
5-(C)
6-(D)
7-(A)
8-(B)
9-(A)
10- (B)