Measurement and Instrumentation The difference between the measured value and the true value is called gross error relative error probable error absolute error gross error relative error probable error absolute error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Power transformers Either of the above Potential transformers Current transformers Power transformers Either of the above Potential transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Square of current through coil The current through coil Sine of measured Square-root of current through coil Square of current through coil The current through coil Sine of measured Square-root of current through coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When using ohmmeter, applied voltage is to be disconnected from the circuit because The ohmmeter has its own internal battery Voltage source will increase resistance Current will decrease resistance None of these The ohmmeter has its own internal battery Voltage source will increase resistance Current will decrease resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instrument will measure Current Voltage None of these Flux Current Voltage None of these Flux 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. + 795 W. - 795 W. + 597 W. - 597 W. + 795 W. - 795 W. + 597 W. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS