Measurement and Instrumentation
If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then

 X is more sensitive.
 It would not be possible to assess the sensitivity on the basis of the given data.
 Y is more sensitive.
 Both X and Y are equally sensitive.

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Measurement and Instrumentation
In AC circuits, the connection of measuring instruments cause loading effect errors which may effect

 only the magnitude of the quantity being measured.
 magnitude, phase and waveform of the quantity being measured.
 both of above.
 only phase of the quantity being measured.

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