Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? VTVM. Thermocouple meter. Moving - coil meter. Moving - iron meter. VTVM. Thermocouple meter. Moving - coil meter. Moving - iron meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Alternating current is measured by Electrostatic ammeter Induction ammeter Moving iron repulsion type voltmeter Permanent magnet type ammeter Electrostatic ammeter Induction ammeter Moving iron repulsion type voltmeter Permanent magnet type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a megger controlling torque is provided by Gravity Spring Eddy current Coil Gravity Spring Eddy current Coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is positioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 1 µNm. 100 µNm. 2 µNm. 200 µNm. 1 µNm. 100 µNm. 2 µNm. 200 µNm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to The current through coil Square-root of current through coil Sine of measured Square of current through coil The current through coil Square-root of current through coil Sine of measured Square of current through coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Swamping resistance is used to compensate none of these. error due to temperature true variations. both A and B. error due to strong magnetic field. none of these. error due to temperature true variations. both A and B. error due to strong magnetic field. ANSWER DOWNLOAD EXAMIANS APP
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