Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Accelerating anode Grid Cathode X-Y plates Accelerating anode Grid Cathode X-Y plates ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for acceleration? Force x displacement Change in velocity / time Mass x acceleration Mass x velocity Force x displacement Change in velocity / time Mass x acceleration Mass x velocity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the two have same dimensions? Force and stress Force and strain Angular velocity and angular frequency None of these Force and stress Force and strain Angular velocity and angular frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Deflecting device Damping device All of the listed here Controlling device Deflecting device Damping device All of the listed here Controlling device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following devices should be used for accurate measurement of low D.C. voltage? Small range moving coil voltmeter Small range thermocouple voltmeter None of these C. potentiometer Small range moving coil voltmeter Small range thermocouple voltmeter None of these C. potentiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation It is found that 10A current passes through a resistor of 10°hms. The resistor has 5% tolerance . The error in measurement of current can be as high as 5%. What is max error in measurement of power, calculated from measured value of I and the nominal value of resistor? 200W 100W 50W 150W 200W 100W 50W 150W ANSWER DOWNLOAD EXAMIANS APP
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