Measurement and Instrumentation When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is small. ideally zero. very high. high. small. ideally zero. very high. high. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance None of above. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. None of above. Voltmeter having sensitivity of 10 KW/V. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates Average value Peak to peak value of voltage RMS value DC value of voltage Average value Peak to peak value of voltage RMS value DC value of voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A dynamometer wattmeter can be used for AC only Any of the listed here Both DC and AC DC only AC only Any of the listed here Both DC and AC DC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used instruments in power system measurement are Rectifier Moving coil or iron Induction Electrostatic Rectifier Moving coil or iron Induction Electrostatic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Comparison methods are used because they take least time in measurement. because they are expensive. because they are most simple. when a high accuracy of measurement is required. because they take least time in measurement. because they are expensive. because they are most simple. when a high accuracy of measurement is required. ANSWER DOWNLOAD EXAMIANS APP
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