Measurement and Instrumentation An electrodynamic meter can be used to measure AC volatge. DC current. both AC and DC voltage. DC voltage. AC volatge. DC current. both AC and DC voltage. DC voltage. 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. Both 1 and 2 are false. 1 is false but 2 is true. Both 1 and 2 are true. 1 is true but 2 is false. Both 1 and 2 are false. 1 is false but 2 is true. Both 1 and 2 are true. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because None of above. It is possible to standardize before a measurement is undertaken. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. None of above. It is possible to standardize before a measurement is undertaken. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Piezoelectronic accelerometer Has a low natural frequency. Should use a monitoring source at low input impedance. Should be used for low frequency. Should be used for high frequencies above 100 Hz. Has a low natural frequency. Should use a monitoring source at low input impedance. Should be used for low frequency. Should be used for high frequencies above 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec? 30o. 105.6o. 150o. 63.25o. 30o. 105.6o. 150o. 63.25o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measurement of a quantity none of these. is a comparison of an unknown quantity with standard. is a comparison of an unknown quantity with another quantity. is a comparison of an unknown quantity with known quantity. none of these. is a comparison of an unknown quantity with standard. is a comparison of an unknown quantity with another quantity. is a comparison of an unknown quantity with known quantity. ANSWER DOWNLOAD EXAMIANS APP
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