Last Updated On [03-11-2023]
A body of mass 2 kg moving with a velocity 3 m/s collides with a body of mass 1 kg moving with a velocity of 4 m/s in opposite direction. Ifthe collision is head on and completely inelastic, then
a)
Both particles move together with velocity (2/3) m/s
b)
The momentum of system is 2 kg m/s throughout
c)
The momentum of system is 10 kg m/s
d)
The loss of KE of system is (49/3)J
A body of mass 2 kg moving with a velocity 3 m/s collides with a body of mass 1 kg moving with a velocity of 4 m/s in opposite direction. Ifthe collision is head on and completely inelastic, then
a)
Both particles move together with velocity (2/3) m/s
b)
The momentum of system is 2 kg m/s throughout
c)
The momentum of system is 10 kg m/s
d)
The loss of KE of system is (49/3)J
Question ID - 100823 :-
A body of mass 2 kg moving with a velocity 3 m/s collides with a body of mass 1 kg moving with a velocity of 4 m/s in opposite direction. Ifthe collision is head on and completely inelastic, then
a)
Both particles move together with velocity (2/3) m/s
b)
The momentum of system is 2 kg m/s throughout
c)
The momentum of system is 10 kg m/s
d)
The loss of KE of system is (49/3)J
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A body of mass 2 kg moving with a velocity 3 m/s collides with a body of mass 1 kg moving with a velocity of 4 m/s in opposite direction. Ifthe collision is head on and completely inelastic, then |
|
|
a) |
Both particles move together with velocity (2/3) m/s |
|
b) |
The momentum of system is 2 kg m/s throughout |
|
c) |
The momentum of system is 10 kg m/s |
|
d) |
The loss of KE of system is (49/3)J |
|
(a,b,d) In completely inelastic collision, bodies coalesce
Net momentum of system
|
Next Question :
Figure gives force versus time graph. The force is acting on a particle of mass 2.0 kg at rest at 
and particle is moving in one dimension. Which of the following are correct?
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a) |
The impulse of the force in the time interval |
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b) |
The velocity change in the interval |
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c) |
The kinetic energy of the particle at |
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d) |
The kinetic energy of the particle at |
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