Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Squareroot of the current Sine of the measurand Current Square of the current Squareroot of the current Sine of the measurand Current Square of the current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Moving coil type Moving iron type Hot wire type Induction type Moving coil type Moving iron type Hot wire type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When testing a coil having a resistance of 10 ohms, resonance occurred when the oscillator frequency was 10 MHz and rotating capacitor was set at 500/2π pF. The effective value of the Q of the coil is 54.2. 25.4. 31.4. 20. 54.2. 25.4. 31.4. 20. 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 0.1mA 0.007mA 0.023mA 0.05mA 0.1mA 0.007mA 0.023mA 0.05mA ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If an inductance is connected in one arm of the bridge and resistance is the remaining three arms The bridge cannot be balanced None of the listed here The bridge can be balanced if the resistance have some specific values The bridge can always be balanced The bridge cannot be balanced None of the listed here The bridge can be balanced if the resistance have some specific values The bridge can always be balanced ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. ANSWER DOWNLOAD EXAMIANS APP
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