Measurement and Instrumentation Assertion (A): A hot wire ammeter has a cramped scale. Reason (R): The heat is proportional to square of current. A is ture and R is false. Both A and R are true and R is correct explanation of A. Both A and R are true and R is not correct explanation of A. A is false and R is ture. A is ture and R is false. Both A and R are true and R is correct explanation of A. Both A and R are true and R is not correct explanation of A. A is false and R is ture. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation On a simple ohmmeter, the 0 Ω mark is _______ of the scale. Far left In the middle None of the listed here Far right Far left In the middle None of the listed here Far right ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The household energymeter is None of the listed here A recording instrument An integrating instrument An indicating instrument None of the listed here A recording instrument An integrating instrument An indicating instrument 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 100 W. 50 W. 0 W. 25 W. 100 W. 50 W. 0 W. 25 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Induction type Moving iron type Hot wire type Moving coil type Induction type Moving iron type Hot wire type Moving coil type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. None of above. Voltmeter having a resistance of 5 ΩK. ANSWER DOWNLOAD EXAMIANS APP
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