Measurement and Instrumentation An ammeter is ______ instrument. An integrating None of the listed here A recording An indicating An integrating None of the listed here A recording An indicating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 2 5 4 1 2 5 4 1 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be Almost zero Low None of the listed here High Almost zero Low None of the listed here High ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When the pointer of an indicating instrument comes to rest in the final deflected position, ______ Only deflecting torque acts Both deflecting and controlling torques act Only controlling torque acts None of the listed here Only deflecting torque acts Both deflecting and controlling torques act Only controlling torque acts None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Square of the current Current Sine of the measurand Squareroot of the current Square of the current Current Sine of the measurand Squareroot of the current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ instruments are most sensitive. Dynamometer Moving iron Permanent magnet moving coil Hot wire Dynamometer Moving iron Permanent magnet moving coil Hot wire ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS