+1 vote
in Machine Dynamics by (34.3k points)
Light is visible when the torque is being transmitted by the shaft.

(a) True

(b) False

I had been asked this question in final exam.

Asked question is from Bevis Gibson Flash Light Torsion Dynamometer in section Brakes and Dynamometers of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
Correct option is (b) False

Easiest explanation: When the torque being transmitted by the shaft, the relative position of disc changes and therefore the light cannot be obtained at the eyepiece.

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