Measurement and Instrumentation What is the approximate input impedance of a CRO? 100 MΩ 0 1 MΩ 10 MΩ 100 MΩ 0 1 MΩ 10 MΩ ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is not correct? A shunt should have a very low resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. A shunt should have a very low resistance. An ammeter should have a very low resitance. An electronic voltmeter draw appreciable current from the source. Voltmeter should have very high resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA? 40 mA. 25 mA. 80 mA. 50 mA. 40 mA. 25 mA. 80 mA. 50 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A potentiometer may be used for All of the listed here Calibration of ammeter Measurement of current Measurrment of resistance All of the listed here Calibration of ammeter Measurement of current Measurrment of resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of SI unit as Candela? Velocity Luminous intensity Force Impulse Velocity Luminous intensity Force Impulse ANSWER DOWNLOAD EXAMIANS APP
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