Measurement and Instrumentation The best type of meter moment is ______ moment. None of the listed here Dynamometer Iron- vane D'Arsonval None of the listed here Dynamometer Iron- vane D'Arsonval 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 85.4o. 175.4o. 94.6o. 4.6o. 85.4o. 175.4o. 94.6o. 4.6o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistance of 105 ohms is specified using significant figures as indicated below : 1. 105 ohms 2. 105.0 ohms 3. 0.000105 mega ohms Among these, 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion(A): A low power factor wattmeter has special constructional features to ensure accurate measurment. Reason(R): Extension of wattmeter range in DC circuit can be easily done by using current and potential transformer Both A and R is true and R is correct explanation of A C. A is true R is false. Both A and R is true and R is not correct explanation of A. A is false R is true. Both A and R is true and R is correct explanation of A C. A is true R is false. Both A and R is true and R is not correct explanation of A. A is false R is true. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Alternating current is measured by Electrostatic ammeter Permanent magnet type ammeter Induction ammeter Moving iron repulsion type voltmeter Electrostatic ammeter Permanent magnet type ammeter Induction ammeter Moving iron repulsion type voltmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltage of 2.70 V is being measured by an analog indicating instrument having a scale range of 0 – 5.0 V. If the instrument reads 2.65 V, then absolute error in measurement is 0.25V 0.01V 0.01V 0.05V 0.25V 0.01V 0.01V 0.05V ANSWER DOWNLOAD EXAMIANS APP
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