Measurement and Instrumentation ______ movement is most expensive. None of the listed here Dynamometer D'Arsonval movement Moving iron None of the listed here Dynamometer D'Arsonval movement Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken From the same source as the unknown voltage Any of the above From a battery From a source which is not the same as the unknown voltage From the same source as the unknown voltage Any of the above From a battery From a source which is not the same as the unknown 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 false but 2 is true. Both 1 and 2 are false. Both 1 and 2 are true. 1 is true but 2 is false. 1 is false but 2 is true. Both 1 and 2 are false. Both 1 and 2 are true. 1 is true but 2 is false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? Distribution transformer. CT. PT. Power transformer. Distribution transformer. CT. PT. Power transformer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Fluid friction damping None of these Air friction damping Eddy current damping Fluid friction damping None of these Air friction damping Eddy current damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The chemical effect of current is used in C. energy meter C. ammeter None of these C. ammeter hour meter C. energy meter C. ammeter None of these C. ammeter hour meter ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS