Measurement and Instrumentation A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard condition. The maximum possible percentage error in the reading is 1% 1.5% 2.5% 2% 1% 1.5% 2.5% 2% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Current Resistance Frequency Voltage Current Resistance Frequency Voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? All of the listed here Shunt Potential transformers Current transformers All of the listed here Shunt Potential transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 100 W. 0 W. 25 W. 50 W. 100 W. 0 W. 25 W. 50 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which wave has the least form factor? Rectangular wave Square wave Triangular wave Sine wave Rectangular wave Square wave Triangular wave Sine wave ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which meter is suitable for the measurement of 10mV at 50MHz? Moving coil voltmeter VTVM Moving iron voltmeter CRO Moving coil voltmeter VTVM Moving iron voltmeter CRO ANSWER DOWNLOAD EXAMIANS APP
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