Measurement and Instrumentation An induction wattmeter can be used for Both DC and AC Any of the listed here Ac only Dc only Both DC and AC Any of the listed here Ac only Dc only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Cathode Grid Accelerating anode X-Y plates Cathode Grid Accelerating anode X-Y plates ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resistances can be measured with the help of Wattmeters Ammeters Ohmmeters and resistance bridges Voltmeters Wattmeters Ammeters Ohmmeters and resistance bridges Voltmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Potentiometer method of DC voltage measurement is more accurate than direct measurement using a voltmeter because It does not load the circuit at all. It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It loads the circuit to maximum extent. It does not load the circuit at all. It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It loads the circuit to maximum extent. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same dimensions and the same number of turns The same dimension but different number of turns None of these The same number of turns but different dimensions The same dimensions and the same number of turns The same dimension but different number of turns None of these The same number of turns but different dimensions ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 260 V. 250 V. 252 V. 248 V. 260 V. 250 V. 252 V. 248 V. ANSWER DOWNLOAD EXAMIANS APP
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