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A uniform disc of mass m and radius r is...

A uniform disc of mass m and radius r is suspended through a wire attached to its Centre. If the time period of the torsional oscillations be T, what is the torsional constant of the wire?

A

`2pi sqrt((3R)/(g))`

B

`2pi sqrt((R )/(3g))`

C

`2pi sqrt((2R)/(3g))`

D

`2pi sqrt((3R)/(2g))`

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-OSCILLATIONS-Assignment (Section - A) (OBJECTIVE TYPE QUESTIONS)
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  5. A uniform disc of mass m and radius r is suspended through a wire atta...

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  6. A solid cylinder of denisty rho(0), cross-section area A and length l ...

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  7. A block of mass m hangs from three springs having same spring constant...

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  8. Two masses m(1) = 1kg and m(2) = 0.5 kg are suspended together by a ma...

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  9. A mass m is attached to two springs of same force constant K, as shown...

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  10. A clock S is based on oscillations of a spring and clock P is based on...

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  11. A 100 g mass stretches a particular spring by 9.8 cm, when suspended v...

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  13. The time period of a mass suspended from a spring is T. If is the spri...

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  14. Let T(1) and T(2) be the time periods of two springs A and B when a ma...

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  15. In damped oscillations damping froce is directly proportional to speed...

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  16. In forced oscillations , a particle oscillates simple harmonically wit...

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  17. Resonsance is a special case of

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  18. The SHM of a particle is given by the equation x=2 sin omega t + 4 cos...

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  19. A particle is acted simultaneously by matually perpendicular simple ha...

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  20. Which of the following represents a SHM?

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