Measurement and Instrumentation In a moving iron meter, the deflecting torque is proportional to Current through the coil Sine of the measurand Squareroot of the measurand Square of the current through the coil Current through the coil Sine of the measurand Squareroot of the measurand Square of the current through the coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Direct method is used to measure Length Voltage Pressure Temperature Length Voltage Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The given figure shows wein bridge connection for frequency measurement. C and R are variables and gang together. For balanced condition the expression for frequency is f = 1/2πCR when R1 = R2. R1 = 3R2. R1 = R2/2. R1 = 2R2. R1 = R2. R1 = 3R2. R1 = R2/2. R1 = 2R2. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is 0.917 lag. 0.917 lead. 0.6 lead. 0.6 lag. 0.917 lag. 0.917 lead. 0.6 lead. 0.6 lag. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates RMS value Peak to peak value of voltage DC value of voltage Average value RMS value Peak to peak value of voltage DC value of voltage Average value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is ± 4% ± 6% ± 2.8% ± 3% ± 4% ± 6% ± 2.8% ± 3% ANSWER DOWNLOAD EXAMIANS APP
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