Measurement and Instrumentation A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read 5 A None of the listed here 2.5 A 0 A 5 A None of the listed here 2.5 A 0 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation No eddy current and hysteresis losses occur in Moving iron instruments Electrostatic instruments PMMC instruments Electrodynamo meter instruments Moving iron instruments Electrostatic instruments PMMC instruments Electrodynamo meter instruments 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 ± 2.5% ± 1.5% ± 1% ± 3.5% ± 2.5% ± 1.5% ± 1% ± 3.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Eddy current damping None of these Air friction damping Fluid friction damping Eddy current damping None of these Air friction damping Fluid friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 4.8 μH/radian. 12.0 μH/radian. 114.6 μH/radian. 2.0 μH/radian. 4.8 μH/radian. 12.0 μH/radian. 114.6 μH/radian. 2.0 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is Short-circuited All right Faulty None of these Short-circuited All right Faulty None of these ANSWER DOWNLOAD EXAMIANS APP
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