Commonly used instruments in power system measurement are induction.
Answer : Commonly used standard capacitor is concentric cylindrical type. ...
Why common emitter configuration is commonly used? Answer : Common emitter configuration is commonly used for amplifications because 1. The common emitter configuration (CE) provides maximum voltage and current gain and hence provides maximum power gain. The ... automatic impedance matching maximum power transfer will take place from one stage to other. ...
Permanent magnet moving coil instruments are used for Answer : PMME are mostly used for measuring voltage and current....
Answer : The power factor of a single phase load can be calculated if the instruments available are three ammeters or three voltmeters. ...
In a 3-phase power measurement by two wattmeter method, both the watt meters had identical readings. The power factor of the load was? Answer : In a 3-phase power measurement by two wattmeter method, both the watt meters had identical readings. The power factor of the load was unity. ...
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