A frictionless gear train is shown in the figure. The leftmost 12-teeth gear is given a torque

A frictionless gear train is shown in the figure. The leftmost 12-teeth gear is given a torque

Q. A frictionless gear train is shown in the figure. The leftmost 12-teeth gear is given a torque of 100 N-m. The output torque from the 60-teeth gear on the right in N-m is

(A) 5                           (B) 20                         (C) 500                      (D) 2000

Ans: 2000

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