Measurement and Instrumentation To measure the flux, devices used are based on Photo-voltaic effect Piezo-electric effect Voltaic effect Hall effect Photo-voltaic effect Piezo-electric effect Voltaic effect Hall effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.4 more. 0.4% less. 0.2% less. 0.2% more. 0.4 more. 0.4% less. 0.2% less. 0.2% more. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ instruments are most sensitive. Permanent magnet moving coil Dynamometer Hot wire Moving iron Permanent magnet moving coil Dynamometer Hot wire Moving iron ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The meter does not respond to DC signals The error is high due to eddy current effect The meter is calibrated for AC and it’s error for DC would be high The error is high due to hysteresis effect The meter does not respond to DC signals The error is high due to eddy current effect The meter is calibrated for AC and it’s error for DC would be high The error is high due to hysteresis effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A potentiometer may be used for Measurement of current All of the listed here Calibration of ammeter Measurrment of resistance Measurement of current All of the listed here Calibration of ammeter Measurrment of resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In eddy current damping, disc or former is made of a material that is a Non conductor and non magnetic Conductor but magnetic Non conductor but magnetic Conductor but non magnetic Non conductor and non magnetic Conductor but magnetic Non conductor but magnetic Conductor but non magnetic ANSWER DOWNLOAD EXAMIANS APP
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