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  3. a 210 g , 24-cm-diameter plastic disk is spun on a

A 210 g , 24-cm-diameter plastic disk is spun on an axle through its center by...

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Question

Physics

A 210 g , 24-cm-diameter plastic disk is spun on an axle throughits center by an electric motor.

Part A

What torque must the motor supply to take the disk from 0 to2000 rpm in 4.8 s ?

Express your answer in newton-meters.

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=

nothing

  N⋅m  

Answer & Explanation Solved by verified expert
4.4 Ratings (663 Votes)
Mass of the disk M 210 g 021 kgDiameter of the disk D 24 cm 024 mRadius of the disk R D2    See Answer
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