Measurement and Instrumentation A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read 2.5 A 0 A 5 A None of the listed here 2.5 A 0 A 5 A None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most accurate measurement of unknown resistance will be by Wheatstone bridge Potentiometer Ohmmeter Voltmeter and ammeter Wheatstone bridge Potentiometer Ohmmeter Voltmeter and ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measurement of a quantity is a comparison of an unknown quantity with standard. none of these. is a comparison of an unknown quantity with known quantity. is a comparison of an unknown quantity with another quantity. is a comparison of an unknown quantity with standard. none of these. is a comparison of an unknown quantity with known quantity. is a comparison of an unknown quantity with another quantity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads (2 + √3/2)V. 5 V. 2 V. 0 V. (2 + √3/2)V. 5 V. 2 V. 0 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 0 W. 100 W. 25 W. 50 W. 0 W. 100 W. 25 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The spring material used in a spring control device should have the following property. Should have low specific resistance Should non magnetic Most be of low temperature co-efficient All of the listed here Should have low specific resistance Should non magnetic Most be of low temperature co-efficient All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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