Measurement and Instrumentation Which of the following quantities consists of S.I. unit as Hertz? Force Power Frequency Charge Force Power Frequency Charge ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Most sensitive galvanometer is Vibration galvanometer Elastic galvanometer Duddle galvanometer Spot ballastic galvanometer Vibration galvanometer Elastic galvanometer Duddle galvanometer Spot ballastic galvanometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the expression for momentum? change of velocity / time mass × acceleration force × displacement mass × velocity change of velocity / time mass × acceleration force × displacement mass × velocity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The current coil of a wattmeter is connected to the CT of R-phase. The potential coil is connected across Y and B phases. The wattmeter measures Reactive power of R phase Active power of Y phase Active power in R phase Power proportional to 3 phase power if the load is balanced Reactive power of R phase Active power of Y phase Active power in R phase Power proportional to 3 phase power if the load is balanced ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Accelerating anode X-Y plates Grid Cathode Accelerating anode X-Y plates Grid Cathode ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pointer of an indicating instrument should be Very light Either light or heavy Very heavy None of the listed here Very light Either light or heavy Very heavy None of the listed here ANSWER DOWNLOAD EXAMIANS APP