Measurement and Instrumentation
Consider the following statements : In a measuring instrument, 1. Linearity is more important than sensitivity. 2. High precision indicates high accuracy 3. Accuracy cannot be better than resolution. Of these statements

 2 and 3 are correct
 1 and 3 are correct
 1, 2 and 3 are correct
 1 and 2 are correct

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Measurement and Instrumentation
Which of following statement are correct in case of power factor meter?

 Both B and C.
 It consist of two coils mounted at right angles to each other.
 The restoring torque is provided by a controlling torque.
 The deflection is proportional to phase angle between field coil and crossed coil.

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