When collision between the bodies in a system is inelastic in nature then for system ____________________?

Related Mcqs:

1. The collision between two bodies be elastic if bodies are_________________?

   A. solid and soft
   B. soft and elastic
   C. solid and hard
   D. hard and elastic

2. Motorcycle safety helmet extends the time of collision hence decreasing the________________?

   A. chance of collision
   B. force acting
   C. velocity
   D. impulse

3. When two bodies move toward each other with constant speeds the distance between them decreases at the rate of 6m / sec. If they move in the same direction the distance between them increases at the rate of 4m/sec. Then their speeds are________________?

   A. 5m/s, 1m/s
   B. 3m/s, 3m/s
   C. 6m/s, 1m/s
   D. 4m/s, 2m/s

4. When we excite some atoms by heat collision or electrical discharge they will________________?

   A. radiate electromagnetic energy with a continuous distribution of wavelength
   B. absorb particular wavelengths when white light is incident on them
   C. radiate electromagnetic energy of discrete characteristic wavelength
   D. emit either invisible or visible light

5. What is the outward force acting on a mass of 10 kg when rotating at one end an inelastic string 10m long at speed of 1m/s ?

   A. 1N
   B. 10N
   C. 2N
   D. 100N

6. What is the force of attraction between any two bodies by virtue of their masses is called?

   A. Electromagnetic Force
   B. Gravitational Force
   C. Centripetal Force
   D. Nuclear Force

   Submitted by: Nayab Idrees

7. We have two bodies, One is moving with 2m/s velocity and other is at rest, which one has greater inertia?

   A. Moving body
   B. Body is at rest
   C. Both have not any inertia
   D. Both have same inertia because inertia depends upon mass only

8. Which one of the following properties of light does not change with the nature of the medium ?

   A. velocity
   B. wavelength
   C. amplitude
   D. frequency

9. The band theory of solids explains satisfactorily the nature of_________________?

   A. Electrical insulators alone
   B. Electrical conductors alone
   C. Electrical semi conductors alone
   D. All of the above

10. X-rays are similar in nature to_______________?

    A. Cathode rays
    B. Positive rays
    C. γ-rays
    D. Beta rays