Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of Contact resistance. Thermoelectric emfs. All of above. Resistance of connecting leads. Contact resistance. Thermoelectric emfs. All of above. Resistance of connecting leads. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The adjustment of position of shading bands, in an energy meter is done to provide Friction compensation None of the listed here Breaking torque Creep compensation Friction compensation None of the listed here Breaking torque Creep compensation ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is ± 6% ± 3% ± 2.8% ± 4% ± 6% ± 3% ± 2.8% ± 4% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistance of 105 ohms is specified using significant figures as indicated below : 1. 105 ohms 2. 105.0 ohms 3. 0.000105 mega ohms Among these, 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. 2 and 3 represent greater precision than 1. 1, 2 and 3 represent same precision. 1 represents greater precision than 2 and 3. 2 represents greater precision but 1 and 3 represent same precision. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ movement is most expensive. Moving iron D'Arsonval movement Dynamometer None of the listed here Moving iron D'Arsonval movement Dynamometer None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 200 V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 50 V. What is the limiting error? 2% 4% 3% 5% 2% 4% 3% 5% ANSWER DOWNLOAD EXAMIANS APP
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