Measurement and Instrumentation A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is Zero. √2V. 2V. 2√2V. Zero. √2V. 2V. 2√2V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 5 A. 2 A. 3 A. 2+3√2 A. 5 A. 2 A. 3 A. 2+3√2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 1000 Ω/volt 1 MΩ/volt 10 MΩ/volt 100 Ω/volt 1000 Ω/volt 1 MΩ/volt 10 MΩ/volt 100 Ω/volt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Basically potential meter is a device for Measuring a current Comparing two voltages Measuring a voltage Comparing two currents Measuring a current Comparing two voltages Measuring a voltage Comparing two currents ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Power transformers Potential transformers Either of the above Current transformers Power transformers Potential transformers Either of the above Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. None of above. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. None of above. Voltmeter having sensitivity of 1 KW/V. ANSWER DOWNLOAD EXAMIANS APP
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