Measurement and Instrumentation A megger is usually Moving iron type instrument Moving coil type instrument Electro-static type instrument Hot-wire type instrument Moving iron type instrument Moving coil type instrument Electro-static type instrument Hot-wire type instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of All of above. Contact resistance. Resistance of connecting leads. Thermoelectric emfs. All of above. Contact resistance. Resistance of connecting leads. Thermoelectric emfs. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In flux meter, the controlling torque is produced by crossed coil mechanism. weight attached to the moving coil. not provided at all. spring. crossed coil mechanism. weight attached to the moving coil. not provided at all. spring. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If an inductance is connected in one arm of the bridge and resistance is the remaining three arms The bridge can always be balanced None of the listed here The bridge can be balanced if the resistance have some specific values The bridge cannot be balanced The bridge can always be balanced None of the listed here The bridge can be balanced if the resistance have some specific values The bridge cannot be balanced ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is All right Faulty None of these Short-circuited All right Faulty None of these Short-circuited ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 250 V. 252 V. 248 V. 260 V. 250 V. 252 V. 248 V. 260 V. ANSWER DOWNLOAD EXAMIANS APP