Measurement and Instrumentation The repeat accuracy of an instrument can be judged from its Standard deviation of error Dynamic error Linearity error Static error Standard deviation of error Dynamic error Linearity error Static error ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a ballistic galvanometer, the deflecting torque is proportional to Sine of measured Square-root of current through coil Square of current through coil The current through coil Sine of measured Square-root of current through coil Square of current through coil The current through coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Wattmeters. Instrument transformer. Energy meter. Power factor meters. Wattmeters. Instrument transformer. Energy meter. Power factor meters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 2+3√2 A. 3 A. 5 A. 2 A. 2+3√2 A. 3 A. 5 A. 2 A. 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? 40 mA. 80 mA. 50 mA. 25 mA. 40 mA. 80 mA. 50 mA. 25 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates DC value of voltage RMS value Average value Peak to peak value of voltage DC value of voltage RMS value Average value Peak to peak value of voltage ANSWER DOWNLOAD EXAMIANS APP
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