Measurement and Instrumentation A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard condition. The maximum possible percentage error in the reading is 1.5% 1% 2% 2.5% 1.5% 1% 2% 2.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following units is a fundamental unit? Joule/sec Ampere Newton Watt Joule/sec Ampere Newton Watt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance None of above. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. None of above. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 50 Hz bar primary CT has a secondary with 500 turns. The secondary supplies 5 A current into a purely resistive burden of 1Ω. The magnetizing ampere-turn is 200. The phase angle between the primary and secondary current is 4.6o. 175.4o. 94.6o. 85.4o. 4.6o. 175.4o. 94.6o. 85.4o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? Power transformer. PT. Distribution transformer. CT. Power transformer. PT. Distribution transformer. CT. ANSWER DOWNLOAD EXAMIANS APP
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