Measurement and Instrumentation The moving coil-meters, damping is provided by eddy current disk. damping vane in the airtight chamber. the coil spring attached to the moving. the aluminium frame of the coil. eddy current disk. damping vane in the airtight chamber. the coil spring attached to the moving. the aluminium frame of the coil. 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 252 V. 248 V. 250 V. 260 V. 252 V. 248 V. 250 V. 260 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Induction type single phase energy meters measure electric energy in kWh Wh kW VAR kWh Wh kW VAR ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Resolution of an instrument is ability to distinguish polarity. the maximum quantity it can measure. the maximum non linearity. the minimum quantity it can measure. ability to distinguish polarity. the maximum quantity it can measure. the maximum non linearity. the minimum quantity it can measure. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Current Square of the current Squareroot of the current Sine of the measurand Current Square of the current Squareroot of the current Sine of the measurand ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The difference between the indicated value and the true value of a quantity is Relative error Absolute error Dynamic error Gross error Relative error Absolute error Dynamic error Gross error ANSWER DOWNLOAD EXAMIANS APP
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