Measurement and Instrumentation A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read 0 A None of the listed here 5 A 2.5 A 0 A None of the listed here 5 A 2.5 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What are the SI units of mass, length and time respectively? kg, cm and s. kg, m and s. g, m and s. g, cm and s. kg, cm and s. kg, m and s. g, m and s. g, cm and s. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In flux meter, the controlling torque is produced by crossed coil mechanism. weight attached to the moving coil. spring. not provided at all. crossed coil mechanism. weight attached to the moving coil. spring. not provided at all. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is expontial. linear. square law. logarithmic. expontial. linear. square law. logarithmic. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land? 0.65 0.73 1 0.84 0.65 0.73 1 0.84 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 200 µNm. 2 µNm. 1 µNm. 100 µNm. 200 µNm. 2 µNm. 1 µNm. 100 µNm. ANSWER DOWNLOAD EXAMIANS APP
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