Measurement and Instrumentation PMMC Instrument can be used for AC work only None of the listed here DC work only Both AC and DC AC work only None of the listed here DC work only Both AC and DC ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is 3 kWh 4 kWh 2 kWh 1 kWh 3 kWh 4 kWh 2 kWh 1 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken From a source which is not the same as the unknown voltage From a battery Any of the above From the same source as the unknown voltage From a source which is not the same as the unknown voltage From a battery Any of the above From the same source as the unknown voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be 50Hz 500Hz 1kHz 100Hz 50Hz 500Hz 1kHz 100Hz ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A metal strain gauge has a gauge factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of 10-5, the value of change of resistance in response to the strain is 0.0024 Ohm. 240 Ohm. 120 Ohm. 0.0012 Ohm. 0.0024 Ohm. 240 Ohm. 120 Ohm. 0.0012 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Basically potential meter is a device for Comparing two currents Comparing two voltages Measuring a current Measuring a voltage Comparing two currents Comparing two voltages Measuring a current Measuring a voltage ANSWER DOWNLOAD EXAMIANS APP
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