Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is 0. 1. none of above. 0.5. 0. 1. none of above. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving iron meter, the deflecting torque is proportional to Square of the current through the coil Sine of the measurand Squareroot of the measurand Current through the coil Square of the current through the coil Sine of the measurand Squareroot of the measurand Current through the coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Either of the above Power transformers Potential transformers Current transformers Either of the above Power transformers Potential transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4.47 A. 2 A. 4 A. 5.78 A. 4.47 A. 2 A. 4 A. 5.78 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which devices used to measure the temperature of an object ? Poteintiometer Thermometers Galvanometer Odometer Poteintiometer Thermometers Galvanometer Odometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When testing a coil having a resistance of 10 ohms, resonance occurred when the oscillator frequency was 10 MHz and rotating capacitor was set at 500/2π pF. The effective value of the Q of the coil is 20. 31.4. 25.4. 54.2. 20. 31.4. 25.4. 54.2. ANSWER DOWNLOAD EXAMIANS APP
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