Measurement and Instrumentation To measure the flux, devices used are based on Hall effect Piezo-electric effect Photo-voltaic effect Voltaic effect Hall effect Piezo-electric effect Photo-voltaic effect Voltaic effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because resistance variation due to temperature. it has high sensitivity. effect of contact and lead resistance is eliminated. there is no thermo electric emf. resistance variation due to temperature. it has high sensitivity. effect of contact and lead resistance is eliminated. there is no thermo electric emf. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 2.0 μH/radian. 114.6 μH/radian. 12.0 μH/radian. 4.8 μH/radian. 2.0 μH/radian. 114.6 μH/radian. 12.0 μH/radian. 4.8 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A potentiometer may be used for Calibration of ammeter Measurement of current All of the listed here Measurrment of resistance Calibration of ammeter Measurement of current All of the listed here Measurrment of resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Moving iron instruments have _____ scale. Squared None of the listed here Uniform Log Squared None of the listed here Uniform Log ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 1mA. 10 mA. 0.5 mA. 100 mA. 1mA. 10 mA. 0.5 mA. 100 mA. ANSWER DOWNLOAD EXAMIANS APP
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