Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Sine of the measurand Squareroot of the current Current Square of the current Sine of the measurand Squareroot of the current Current Square of the current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are 360V and 240V 300V each 400V and 200V One of the meters out of the range and other 100V 360V and 240V 300V each 400V and 200V One of the meters out of the range and other 100V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A meter has a full-scale deflection of 90o at a current of 1 A. The response of the meter is square law. Assuming spring control, the current for a deflection at 45o will be 0.25 A. 0.70 A. 0.50 A. 0.67 A. 0.25 A. 0.70 A. 0.50 A. 0.67 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The household energymeter is None of the listed here An integrating instrument An indicating instrument A recording instrument None of the listed here An integrating instrument An indicating instrument A recording instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance ± 3.5% ± 1% ± 2.5% ± 1.5% ± 3.5% ± 1% ± 2.5% ± 1.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Relative error is same as true error. ratio of absolute error and true value. absolute error. None of these true error. ratio of absolute error and true value. absolute error. None of these ANSWER DOWNLOAD EXAMIANS APP
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