Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Grid Accelerating anode Cathode X-Y plates Grid Accelerating anode Cathode X-Y plates ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure the flux, devices used are based on Photo-voltaic effect Voltaic effect Hall effect Piezo-electric effect Photo-voltaic effect Voltaic effect Hall effect Piezo-electric effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240×10-6 N-m on full scale. If magnetic flux density is 1Wb/m2 range of meter is 2 mA. 4 mA. 1 mA. 3 mA. 2 mA. 4 mA. 1 mA. 3 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Moving iron type Hot wire type Induction type Moving coil type Moving iron type Hot wire type Induction type Moving coil type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A power factor meter has One current circuit and one pressure circuit Two current circuit and one pressure circuit None of the listed here One current circuit and two pressure circuits One current circuit and one pressure circuit Two current circuit and one pressure circuit None of the listed here One current circuit and two pressure circuits ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The expected value of the voltage across a resistor is 80 V, and the measured value is 79 V. What is the percentage error and relative accuracy of the measurement ? 1.25% & 98.75% 1.25% & 98.25% 1.5% & 98.75% 1.5% & 99% 1.25% & 98.75% 1.25% & 98.25% 1.5% & 98.75% 1.5% & 99% ANSWER DOWNLOAD EXAMIANS APP
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