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 12.0 μH/radian. 4.8 μH/radian. 2.0 μH/radian. 114.6 μH/radian. 12.0 μH/radian. 4.8 μH/radian. 2.0 μH/radian. 114.6 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Voltmeters Ammeters Wattmeters Ampere hour and watt hour meters Voltmeters Ammeters Wattmeters Ampere hour and watt hour meters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The error of an instrument is normally given as a percentage of Rms value Full-scale value Measured value Mean value Rms value Full-scale value Measured value Mean value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of a single phase 240 V induction watthour meter is 400 revolutions per KWh. The speed of the meter disc for a current of 10 Amperes of 0.8 p.f lagging will be 12.8 rpm. 16.02 rpm. 18.2 rpm. 21.1 rpm. 12.8 rpm. 16.02 rpm. 18.2 rpm. 21.1 rpm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electric pyrometer is an instrument used to measure None of the listed here Frequency Phase High temperatures None of the listed here Frequency Phase High temperatures ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is 270 bar. 250 bar. 260 bar. 10 bar. 270 bar. 250 bar. 260 bar. 10 bar. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS