Measurement and Instrumentation If an inductance L is connected in one arm of bridge and resistance R1, R2, R3 in other three arms The bridge is balanced for some specified value of R1, R2, R3. The bridge can not be balanced. The bridge can be balanced. The bridge is balanced for some specified value of frequency. The bridge is balanced for some specified value of R1, R2, R3. The bridge can not be balanced. The bridge can be balanced. The bridge is balanced for some specified value of frequency. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A dynamometer wattmeter can be used for Both DC and AC DC only Any of the listed here AC only Both DC and AC DC only Any of the listed here AC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from A source other than the source of unknown voltage. The same source as the unknown voltage. Any of above. A battery. A source other than the source of unknown voltage. The same source as the unknown voltage. Any of above. A battery. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is 0. none of above. 0.5. 1. 0. none of above. 0.5. 1. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because effect of contact and lead resistance is eliminated. it has high sensitivity. there is no thermo electric emf. resistance variation due to temperature. effect of contact and lead resistance is eliminated. it has high sensitivity. there is no thermo electric emf. resistance variation due to temperature. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In flux meter, the controlling torque is produced by spring. not provided at all. weight attached to the moving coil. crossed coil mechanism. spring. not provided at all. weight attached to the moving coil. crossed coil mechanism. ANSWER DOWNLOAD EXAMIANS APP
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