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Exam Questions Papers - Engineering

Q1:

A tachometer has a sensitivity of 4 V/1000 rpm. Express the gain constant of the tachometer in the units volts/(rad/sec).

A 0.0489

B 0.0381

C 2

D none of these

ANS:B - 0.0381

4 V/100 rpm = V/rad/sec = 0.0381 V/rad/sec.