AP (Advanced Placement) Physics(B-C): Questions 773 - 776 of 921

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Question number: 773

» Linear Momentum

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MCQ▾

Question

A sphere of mass is moving with to east. It collides with another sphere of mass , which moving with speed to west. After collision, sphere of mass is moving with to west. What is the velocity of the sphere of mass , after the collision?

Choices

Choice (5)Response

a.

to the east

b.

to the east

c.

to the west

d.

to the west

e.

Question does not provide sufficient data or is vague

Question number: 774

» Periodic Motion, Mechanical Waves & Sound

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MCQ▾

Question

Nikesh find a spring in the laboratory. When he hang at the end of the spring is stretches . He pulls the mass from its equilibrium position and let it go at . Which of the following gives an equation of the position of mass as a function of time?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question number: 775

» Magnetic Field & Electromagnetism

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MCQ▾

Question

A turn coil having an axial length of and a radius of is pivoted in a magnetic field having a flux density of . If the coil carries a current of , the torque acting on the coil will be:

Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

Question number: 776

» Linear Momentum

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MCQ▾

Question

A car of mass is moving with constant velocity in north. Another car hits it and its the velocity becomes . If the time of hitting is , then what is the force experienced by the first car?

Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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