Measurement and Instrumentation The watt hour meter is ______ instrument. A recording A transfer An indicating An integrating A recording A transfer An indicating An integrating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The current coil of a wattmeter is connected to the CT of R-phase. The potential coil is connected across Y and B phases. The wattmeter measures Reactive power of R phase Power proportional to 3 phase power if the load is balanced Active power of Y phase Active power in R phase Reactive power of R phase Power proportional to 3 phase power if the load is balanced Active power of Y phase Active power in R phase ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices may be used for extending the range of instruments? Potential transformers All of the listed here Current transformers Shunt Potential transformers All of the listed here Current transformers Shunt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron instrument can be used for None of the listed here Both DC& AC AC only DC only None of the listed here Both DC& AC AC only DC only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ? 3.33 N 0.15 N 6.66 N 0.3 N 3.33 N 0.15 N 6.66 N 0.3 N ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Magnetic deflection is inversely proportional to (Voltage)-0.5. (Voltage)2. Voltage. (Voltage)1.5. (Voltage)-0.5. (Voltage)2. Voltage. (Voltage)1.5. ANSWER DOWNLOAD EXAMIANS APP
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