Measurement and Instrumentation Ryall crest voltmeter is used for measurement of High AC voltage High DC voltage AC voltage of any form Low frequency voltage High AC voltage High DC voltage AC voltage of any form Low frequency voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? A shunt should have a very low resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. A shunt should have a very low resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is square law. linear. expontial. logarithmic. square law. linear. expontial. logarithmic. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To increase Q factor of a coil, the wire should be thick. thin. long. long and thin. thick. thin. long. long and thin. 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 248 V. 252 V. 260 V. 250 V. 248 V. 252 V. 260 V. 250 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a portable instrument , the controlling torque is provided by Gravity Spring Eddy currents All of the listed here Gravity Spring Eddy currents All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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