Measurement and Instrumentation The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is ± 4% ± 6% ± 2.8% ± 3% ± 4% ± 6% ± 2.8% ± 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ instruments are those which measure the total quantity of the electricity delivered in a particular time. Indicating Integrating Absolute Recording Indicating Integrating Absolute Recording ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Relative error is same as None of these true error. absolute error. ratio of absolute error and true value. None of these true error. absolute error. ratio of absolute error and true value. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is 0.05mA 0.007mA 0.1mA 0.023mA 0.05mA 0.007mA 0.1mA 0.023mA ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for momentum? force × displacement mass × acceleration change of velocity / time mass × velocity force × displacement mass × acceleration change of velocity / time mass × velocity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter may be compensated for frequency errors by A shunt resistance Series resistance Shunt capacitance A series inductance A shunt resistance Series resistance Shunt capacitance A series inductance ANSWER DOWNLOAD EXAMIANS APP