Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High load on the transformer High frequencies Power frequencies Low frequencies High load on the transformer High frequencies Power frequencies Low frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A power factor meter has None of the listed here One current circuit and one pressure circuit One current circuit and two pressure circuits Two current circuit and one pressure circuit None of the listed here One current circuit and one pressure circuit One current circuit and two pressure circuits Two current circuit and one pressure circuit ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is 10.2% 25.2% 5.2% 1.2% 10.2% 25.2% 5.2% 1.2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation _______ instruments are those which measure the total quantity of the electricity delivered in a particular time. Absolute Indicating Recording Integrating Absolute Indicating Recording Integrating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of __________________ instruments is merely confined within laboratories as standardizing instrument. indicating. integrating. recording. absolute. indicating. integrating. recording. absolute. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The meter is calibrated for AC and it’s error for DC would be high The error is high due to hysteresis effect The error is high due to eddy current effect The meter does not respond to DC signals The meter is calibrated for AC and it’s error for DC would be high The error is high due to hysteresis effect The error is high due to eddy current effect The meter does not respond to DC signals ANSWER DOWNLOAD EXAMIANS APP
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