Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4.47 A. 4 A. 2 A. 5.78 A. 4.47 A. 4 A. 2 A. 5.78 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When the pointer of an indicating instrument comes to rest in the final deflected position, ______ None of the listed here Only controlling torque acts Only deflecting torque acts Both deflecting and controlling torques act None of the listed here Only controlling torque acts Only deflecting torque acts Both deflecting and controlling torques act ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field of the instrument and stray fields are inclined at 30o. perpendicular. parallel. inclined at 60o. inclined at 30o. perpendicular. parallel. inclined at 60o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because It is possible to standardize before a measurement is undertaken. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. None of above. It is possible to standardize before a measurement is undertaken. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. None of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The household energymeter is None of the listed here An indicating instrument A recording instrument An integrating instrument None of the listed here An indicating instrument A recording instrument An integrating instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Manganin swap resistance is connected in series with a moving coil ammeter consisting of a milli ammeter and a suitable shunt in order to Minimize the effect of temperature variation. Minimize the effect of stray magnetic fields. Reduce the size of the meter. Obtaine large deflecting torque. Minimize the effect of temperature variation. Minimize the effect of stray magnetic fields. Reduce the size of the meter. Obtaine large deflecting torque. ANSWER DOWNLOAD EXAMIANS APP
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