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Physics quiz 4 - momentum
This is an awesome quiz about momentum. Play and win. 8 Questions.
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1
A 5 kg object is accelerating uniformly with 0.5 m s–2 from rest for 10 s. What is the change in the momentum of the object ?
25 kg m/s
32 kg m/s
30 kg m/s
18 kg m/s
2
A ball of mass 0.10 kg is dropped from a height of 12 meters. What is its momentum when its strikes the ground ?
1.5 kg-m/s
1.8 kg-m/s
2.4 kg-m/s
4.8 kg-m/s
3
A small object collides with a large object and sticks. Which object experiences the larger magnitude of momentum change?
The large object
The small object
Both objects experience the same magnitude of momentum change
Cannot be determined
4
A 3 kg object moved to the right at 4 m/s. It collides in a perfectly inelastic collision with a 6 kg object moving to the left at 2 m/s. What is the total kinetic energy after the collision?
72J
36J
24J
0J
5
What equals to the product of force and momentum ?
Angular momentum
Centripetal force
Torque
Power
6
Which of the following dimensions does Plank's constant has?
Angular momentum
Momentum
Energy
Impulse
7
Which of the following pairs of quantities have same dimensions ?
Acceleration and angular acceleration
Stress and strain
Latent heat and specific heat
Momentum and impulse
8
A particle is moving in a circular orbit. What is its angular momentum about the center of the circles ?
Zero
Finite and pointing radially inward
Finite and pointing radially outward
Finite and perpendicular to the plane of the orbit.
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