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A bead is free to slide down a smooth wi...

A bead is free to slide down a smooth wire tightly stretched between points `A` and `B` on a vertical circle. If the starts from rest at `A`, the highest point on the circle

A

its velocity v on arriving at is proportional to cos`theta`

B

its velocity v on arriving B is proportional to tan`theta`

C

time to arrive at B is proportional to cos`theta`

D

time to arrive at B is independent of `theta`

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The correct Answer is:
A, D
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MOTION-KINEMATICS-EXERCISE 2 OBJECTIVE PROBLEMS (Level-2)
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  2. Mark the correct statements for a particle going on a straight line:

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  4. Let v and a denote the velocity and acceleration respectively of a bod...

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  5. Which of the following statements are true for a moving body?

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  6. The figure shows the velocity (v) of a particle plotted against time (...

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  7. Pick the correct statements:

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  8. If the velocity of the particle is given by v=sqrt(x) and initially pa...

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  9. A particle moves with an initial velocity v(0) and retardation alpha v...

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  10. A projectile of mass 1kg is projected with a velocity of sqrt(20)m//s ...

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  11. Choose the correct alternative (s)

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  12. If T is the total time of flight, h is the maximum height and R is the...

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