Measurement and Instrumentation Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy. A is false bur R is true Both A and R are true but R is NOT the correct explanation of A A is true but R is false Both A and R are true and R is the correct explanation of A A is false bur R is true Both A and R are true but R is NOT the correct explanation of A A is true but R is false Both A and R are true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is 1 kWh 2 kWh 3 kWh 4 kWh 1 kWh 2 kWh 3 kWh 4 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for AC only Both DC& AC None of the listed here DC only AC only Both DC& AC None of the listed here DC only 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 25 W. 0 W. 100 W. 50 W. 25 W. 0 W. 100 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A mulliammeter can be used as Ohmmeter Frequency meter Voltmeter and ammeter Wattmeter Ohmmeter Frequency meter Voltmeter and ammeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a single phase energy meter, braking torque is provided by Air friction Fluid friction Permanent magnet None of the listed here Air friction Fluid friction Permanent magnet None of the listed here ANSWER DOWNLOAD EXAMIANS APP