Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 2.0 μH/radian. 12.0 μH/radian. 4.8 μH/radian. 114.6 μH/radian. 2.0 μH/radian. 12.0 μH/radian. 4.8 μH/radian. 114.6 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a megger controlling torque is provided by Coil Eddy current Gravity Spring Coil Eddy current Gravity Spring ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The two pressure coils of a single phase power factor meter have The same dimensions and the same number of turns None of these The same dimension but different number of turns The same number of turns but different dimensions The same dimensions and the same number of turns None of these The same dimension but different number of turns The same number of turns but different dimensions ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Schering bridge is used to measure which of the following? Inductance. Capacitance. Frequency. Resistance. Inductance. Capacitance. Frequency. Resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of a milli-ammeter must be very low for high accuracy. high precision. minimum effect on the current in the circuit. high sensitivity. high accuracy. high precision. minimum effect on the current in the circuit. high sensitivity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy. A is false bur R is true A is true but R is false Both A and R are true but R is NOT the correct explanation of A Both A and R are true and R is the correct explanation of A A is false bur R is true A is true but R is false Both A and R are true but R is NOT the correct explanation of A Both A and R are true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
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