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A car of mass 300 kg is travelling on a ...

A car of mass 300 kg is travelling on a circular track of radius 100 m with a constant speed of 60 m/s
Calculate the angular momentum ?

A

`10 xx10^(5) " kg "mg^(2)s^(-1)`

B

`18 xx10^(5) " kg "m^(2) s^(-1)`

C

`26 xx10^(5) " kg " m^(2) s^(-1)`

D

` 5 xx10^(5) " kg " m^(2) s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
`L = rp = r(mv)`
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NARAYNA-SYSTEM OF PARTICLES AND ROTATIONAL MOTION -EXERCISE - I (C.W)
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  2. A torque of 10 Nm is applied on a wheel having angular momentum of 2 k...

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  3. A car of mass 300 kg is travelling on a circular track of radius 100 m...

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  4. A particle of mass 0.01 kg having position vector vecr = ( 10 hati + 6...

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  5. A particle of mass m is moving along a circle of radius r with a time ...

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  6. A mass is whirled in a circular path with an angular momentum L. If th...

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  7. The diameter of a disc is 1m. It has a mass of 20kg. It is rotating ab...

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  8. A particle performing uniform circular motion gas angular momentum L. ...

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  9. A constant torque acting on a uniform circular wheel changes its angul...

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  10. If the earth were to suddenly contract to 1//n^(th) of its present rad...

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  16. A circular disc of mass 0.41 kg and radius 10 m rolls without slipping...

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  18. The rotational kinetic energy of two bodies of moment of inertia 9 kg ...

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  19. A hollow sphere rolls down a 30^@ incline of length 6m without slippin...

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