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

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## Question number: 773

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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

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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

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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

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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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