Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Square-root of current through coil Sine of measured The current through coil Square of current through coil Square-root of current through coil Sine of measured The current through coil Square of current through coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is precision. resolution. sensitivity. accuracy. precision. resolution. sensitivity. accuracy. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the standard unit for length ? Meter Centimeter Inch Kilometer Meter Centimeter Inch Kilometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The meter is calibrated for AC and it’s error for DC would be high The meter does not respond to DC signals The error is high due to eddy current effect The error is high due to hysteresis effect The meter is calibrated for AC and it’s error for DC would be high The meter does not respond to DC signals The error is high due to eddy current effect The error is high due to hysteresis effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be 1kHz 50Hz 100Hz 500Hz 1kHz 50Hz 100Hz 500Hz ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 1% 4% 2% 3% 1% 4% 2% 3% ANSWER DOWNLOAD EXAMIANS APP
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