Measurement and Instrumentation The difference between the measured value and the true value is called absolute error relative error gross error probable error absolute error relative error gross error probable error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of a single phase 240 V induction watthour meter is 400 revolutions per KWh. The speed of the meter disc for a current of 10 Amperes of 0.8 p.f lagging will be 21.1 rpm. 12.8 rpm. 16.02 rpm. 18.2 rpm. 21.1 rpm. 12.8 rpm. 16.02 rpm. 18.2 rpm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Systematic errors are observational errors. environmental errors. All of these instrument errors. observational errors. environmental errors. All of these instrument errors. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA? 80 mA. 50 mA. 40 mA. 25 mA. 80 mA. 50 mA. 40 mA. 25 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most sensitive galvanometer is Spot ballastic galvanometer Duddle galvanometer Vibration galvanometer Elastic galvanometer Spot ballastic galvanometer Duddle galvanometer Vibration galvanometer Elastic galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Dynamometer Thermocouple Hot wire Moving iron Dynamometer Thermocouple Hot wire Moving iron ANSWER DOWNLOAD EXAMIANS APP
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