Measurement and Instrumentation For measurement of high direct voltage, one would use _____ voltmeter. Moving iron PMMC Hot wire Electrostatic Moving iron PMMC Hot wire Electrostatic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of Resistance of connecting leads. Contact resistance. All of above. Thermoelectric emfs. Resistance of connecting leads. Contact resistance. All of above. Thermoelectric emfs. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In the bridge given in the figure, the reading of the high impedance voltmeter is - 3.33 V. 4.20 V. Zero. 6.66 V. - 3.33 V. 4.20 V. Zero. 6.66 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wattmeter reads 30.34 W. The absolute error in the measurement is - 2.22 W. What is the true value of power? 32.56 W . 28.12 W. None of these 25.45 W. 32.56 W . 28.12 W. None of these 25.45 W. ANSWER DOWNLOAD EXAMIANS APP
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 can be balanced. The bridge can not be balanced. The bridge is balanced for some specified value of R1, R2, R3. The bridge is balanced for some specified value of frequency. The bridge can be balanced. The bridge can not be balanced. The bridge is balanced for some specified value of R1, R2, R3. The bridge is balanced for some specified value of frequency. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement of inductance having high value, we should use Maxwell's bridge Hay's bridge Maxwell wein bridge Any of the listed here Maxwell's bridge Hay's bridge Maxwell wein bridge Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
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