Measurement and Instrumentation The two pressure coils of a single phase power factor meter have None of these The same dimension but different number of turns The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns The same number of turns but different dimensions The same dimensions and the same number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? 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. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter may be compensated for frequency errors by A series inductance Shunt capacitance A shunt resistance Series resistance A series inductance Shunt capacitance A shunt resistance Series resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The chemical effect of current is used in C. energy meter None of these C. ammeter C. ammeter hour meter C. energy meter None of these C. ammeter C. ammeter hour meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In measurement system, the function of the signal manipulating elements is to change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. to perform linear operation like addition and multiplication. to perform non liner operation like clipping filtering, chopping and clamping. change the quantity under measurement to an analogues signal. change the magnitude of the input signal while retaining its identity. to perform linear operation like addition and multiplication. to perform non liner operation like clipping filtering, chopping and clamping. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is Zero. 2V. √2V. 2√2V. Zero. 2V. √2V. 2√2V. ANSWER DOWNLOAD EXAMIANS APP
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