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 . 25.45 W. 28.12 W. None of these 32.56 W . 25.45 W. 28.12 W. None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A megger is usually Electro-static type instrument Moving iron type instrument Hot-wire type instrument Moving coil type instrument Electro-static type instrument Moving iron type instrument Hot-wire type instrument Moving coil type instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring a very high resistance we should use Kelvin's double bridge None of the listed here Megger Wheat stone bridge Kelvin's double bridge None of the listed here Megger Wheat stone bridge ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Standard resistor ia made from Nichrome Platinum Silver Manganin Nichrome Platinum Silver Manganin ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read - 597 W. + 597 W. + 795 W. - 795 W. - 597 W. + 597 W. + 795 W. - 795 W. 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 ± 3% ± 6% ± 2.8% ± 4% ± 3% ± 6% ± 2.8% ± 4% ANSWER DOWNLOAD EXAMIANS APP
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