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Vectors and Its Types

A disc of mas...

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A disc of mass M kg and radius R metre is rotating at an angular speed of ω rad/s when the motor is switched off. Neglecting the friction at the axle, the force that must be applied tangentially to the wheel to bring it to rest in time is

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Q. A disc of mass

M k g

R

metre is rotating at an angular speed of

ω r a d / s

when the motor is switched off. Neglecting the friction at the axle, the force that must be applied tangentially to the wheel to bring it to rest in time

t

Q. A wheel of mass

10 k g

20 c m

is rotating at an angular speed of

100 r e v / m i n

when the motor is turned off. Neglecting the friction at the axle, calculate the force that must be applied tangentially to the wheel to bring it to rest in

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Q. A wheel of mass

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20 c m

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Q. A wheel of mass

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0.2 m

is rotating at an angular speed of

100 r p m,

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o . x N

x

. Assume wheel to be a disc.

Q. A hollow sphere of mass

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is free to rotate about its diameter. If a force of

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r a d / s^{2}

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