Measurement and Instrumentation Which of the following are integrating instruments? Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Energy meter. Wattmeters. Instrument transformer. Power factor meters. Energy meter. Wattmeters. Instrument transformer. Power factor meters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The material of the shunt should have _______ temperature co-efficient of resistance. Negative None of the listed here Negligible Positive Negative None of the listed here Negligible Positive ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The terminals across the source are ______________________________ if a current source is to be neglected. replaced by a capacitor open circuited short circuited replaced by a source resistance replaced by a capacitor open circuited short circuited replaced by a source resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have High degree of measuring accuracy Independence of ambient temperature High sensitivity Absence of frequency error High degree of measuring accuracy Independence of ambient temperature High sensitivity Absence of frequency error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 2 Nm. 1 Nm. 200 Nm. 100 Nm. 2 Nm. 1 Nm. 200 Nm. 100 Nm. ANSWER DOWNLOAD EXAMIANS APP
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