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A moving coil galvanometer has a full-scale deflection of 3A equivalent to 30o ...

A moving coil galvanometer has a full-scale deflection of 3A equivalent to 30o deflection. The sensitivity of the instrument is
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  • A 33.0
  • B 0.1
  • C 90.0
  • D 10.0
Correct Answer: Option D
Explanation:
Sensitivity of a measuring instrument is given by deflection per unit current: and given that deflection = 30o; and current (I) = 3A: then the sensitivity of the meter = 30/0 = 10.0

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