NUMS 2021 PAPER

1. When the speed of your car is halved, by what factor does its kinetic energy decrease

 
 
 
 

2. If by some phenomenon the Earth contracts to one half of its present size, then the value of gravitational potential energy becomes:

 
 
 
 

3. The product of force and velocity is:

 
 
 
 

4. One degree is equal to:

 
 
 
 

5. An object moving along a circular path of radius 1 m. It covers a distance of 2m along the circumference of the circle. What will be the angular displacement covered by it

 
 
 
 

6. If we double, both the speed of the body and radius of the circular path, the centripetal force will be:

 
 
 
 

7. Relationship between angular and linear velocity is:

 
 
 
 

8. In a ripple tank 100 waves pass through a certain point in one second. If the wavelength of the wave is 1cm then the speed of the wave will be

 
 
 
 

9. To make frequency of spring oscillation four times, we have to:

 
 
 
 

10. Speed of sound is 332 ms-1 at O C. What will be its value at 10 C

 
 
 
 

Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Comments 16

Leave a Reply

Your email address will not be published. Required fields are marked *

error: Content is protected !!