Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter Moving iron ammeter Permanent Magnet Type ammeter Induction type ammeter Moving iron voltmeter Moving iron ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ? ±3.5% ± 3.0% ± 1.5% ±0.5% ±3.5% ± 3.0% ± 1.5% ±0.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of unit as newton-second? Acceleration velocity Impulse Speed Acceleration velocity Impulse Speed ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An induction wattmeter can be used for Both DC and AC Dc only Any of the listed here Ac only Both DC and AC Dc only Any of the listed here Ac only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An Ohmmeter is a Dynamometer instrument Moving coil instrument Moving iron instrument None of the listed here Dynamometer instrument Moving coil instrument Moving iron instrument None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To increase Q factor of a coil, the wire should be thin. long and thin. thick. long. thin. long and thin. thick. long. ANSWER DOWNLOAD EXAMIANS APP
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