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Question 28

A wheel of 0.4 m radius rotates on a stationary axle. It is uniformly speeded up from rest to a speed of 900 rpm in a time of 20s. Find the constant angular acceleration of the wheel

  • A.7.4 rad/s
  • B.4.7 rad/s
  • C.2.7 rad/s
  • D.1.7 rad/s
Objective

Question details

Exam body
NDA
Subject
Physics
Year
2016/2017
Question no.
#28
Type
Objective
Previous · Q27A car starting from rest moves with a uniform acceleration of 5 m/s 2 . The… Next · Q29 The stylus of a phonograph record exerts a force of 7.7 x 10 -2 N on a groove of…

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