Measurement and Instrumentation An ammeter is a Integrating instrument Recording instrument Secondary instrument Absolute instrument Integrating instrument Recording instrument Secondary instrument Absolute instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In DC potentiometer measurments, a second reading is often taken after reversing the polarities of the DC supply and the unknown voltage and the average of the two reading is taken. This is with a view of eliminate the effects of Errorneous standardisation. Stray thermal emfs. Ripples of the DC supply. Stray magnetic fields. Errorneous standardisation. Stray thermal emfs. Ripples of the DC supply. Stray magnetic fields. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from A battery. The same source as the unknown voltage. A source other than the source of unknown voltage. Any of above. A battery. The same source as the unknown voltage. A source other than the source of unknown voltage. Any of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 10MHz CRO has 10MHz vertical oscillator 5MHz sweep 10MHz supply frequency 10MHz horizontal oscillator 10MHz vertical oscillator 5MHz sweep 10MHz supply frequency 10MHz horizontal oscillator ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statement - 1. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil. 2. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit. 1 is true but 2 is false. 1 is false but 2 is true. Both 1 and 2 are true. Both 1 and 2 are false. 1 is true but 2 is false. 1 is false but 2 is true. Both 1 and 2 are true. Both 1 and 2 are false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Moving iron instruments have _____ scale. None of the listed here Log Uniform Squared None of the listed here Log Uniform Squared ANSWER DOWNLOAD EXAMIANS APP
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