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Initial angular velocity of a wheel is ...

Initial angular velocity of a wheel is ` 2 rad//s` .It rotates with a constant angular acceleration of `3.5 rad//s^(2)` .Its angular displacement in 2 s is

A

4 rad

B

7 rad

C

8 rad

D

11 rad

Text Solution

Verified by Experts

The correct Answer is:
D
`theta = omega_(0) t + 1/2 alphat^(2)`
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NARAYNA-SYSTEM OF PARTICLES AND ROTATIONAL MOTION -EXERCISE - I(H.W)
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  10. The radius of gyration of a body about an axis at a distance of 4cm fr...

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  15. Three identical masses, each of mass 1kg, are placed at the corners of...

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  17. The diameter of a flywheel is increased by 1% keeping the mass same. I...

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  18. The variation of moment of inertia I of a solid sphere of constant...

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