Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Dynamometer Moving iron Hot wire Thermocouple Dynamometer Moving iron Hot wire Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The spring material used in a spring control device should have the following property. Most be of low temperature co-efficient Should non magnetic Should have low specific resistance All of the listed here Most be of low temperature co-efficient Should non magnetic Should have low specific resistance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Commonly used instruments in power system measurement are Rectifier Induction Moving coil or iron Electrostatic Rectifier Induction Moving coil or iron Electrostatic ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Why is a MISC meter not recommended for DC measurement? The error is high due to eddy current effect The meter does not respond to DC signals The error is high due to hysteresis effect The meter is calibrated for AC and it’s error for DC would be high The error is high due to eddy current effect The meter does not respond to DC signals The error is high due to hysteresis effect The meter is calibrated for AC and it’s error for DC would be high ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High load on the transformer High frequencies Low frequencies Power frequencies High load on the transformer High frequencies Low frequencies Power frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An analog ammeter is an absolute instrument. a recording instrument. an indicating instrument. a controlling instrument. an absolute instrument. a recording instrument. an indicating instrument. a controlling instrument. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS