R

Rakesh Kumar • 28.44K Points
Instructor II

Q. What is the total acceleration of a point on the rim of a flywheel 4 mts in diameter 0.6 see after it has started from rest if it accelarates uniformly from rest to 2000 rpm in 20 secs.

  • (A) 68.9 mts/sec2
  • (B) The weights will take same time to settle
  • (C) The water level will fall but glycerine level will rise
  • (D) The weight will settle quickly in water but slowly in glycerine
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