Measurement and Instrumentation Induction type single phase energy meters measure electric energy in kWh Wh VAR kW kWh Wh VAR kW 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 Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is 0.6 lag. 0.917 lag. 0.6 lead. 0.917 lead. 0.6 lag. 0.917 lag. 0.6 lead. 0.917 lead. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which devices used to measure the temperature of an object ? Thermometers Galvanometer Odometer Poteintiometer Thermometers Galvanometer Odometer Poteintiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for Both DC& AC DC only None of the listed here AC only Both DC& AC DC only None of the listed here AC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Squareroot of the current Sine of the measurand Current Square of the current Squareroot of the current Sine of the measurand Current Square of the current ANSWER DOWNLOAD EXAMIANS APP
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