Measurement and Instrumentation Which of the quantity consists of SI unit as Candela? Luminous intensity Velocity Impulse Force Luminous intensity Velocity Impulse Force ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance ± 3.5% ± 1.5% ± 2.5% ± 1% ± 3.5% ± 1.5% ± 2.5% ± 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. Voltmeter should have very high resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be Very small High Infinity Medium Very small High Infinity Medium ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance can be measured most accurately by Megger Multimeter Bridge method Voltmeter-ammeter method Megger Multimeter Bridge method Voltmeter-ammeter method 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? 0.73 0.65 1 0.84 0.73 0.65 1 0.84 ANSWER DOWNLOAD EXAMIANS APP
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