Measurement and Instrumentation
If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then

 V1 = 250V and V2 = 250V.
 V1 = 200V and V2 = 300V.
 V1 = 300V and V2 = 200V.
 V1 = 0V and V2 = 0V.

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

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

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