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 Basically potential meter is a device for Comparing two currents Measuring a current Comparing two voltages Measuring a voltage Comparing two currents Measuring a current Comparing two voltages Measuring a voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statement - 1. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil. 2. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit. 1 is true but 2 is false. 1 is false but 2 is true. Both 1 and 2 are false. Both 1 and 2 are true. 1 is true but 2 is false. 1 is false but 2 is true. Both 1 and 2 are false. Both 1 and 2 are true. ANSWER DOWNLOAD EXAMIANS APP
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 None of the listed here 5 A 0 A 2.5 A None of the listed here 5 A 0 A 2.5 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Moving iron instruments have _____ scale. Log Squared None of the listed here Uniform Log Squared None of the listed here Uniform 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
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