Measurement and Instrumentation Which of following statement are correct in case of power factor meter? The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statements : In a measuring instrument, 1. Linearity is more important than sensitivity. 2. High precision indicates high accuracy 3. Accuracy cannot be better than resolution. Of these statements 1 and 3 are correct 2 and 3 are correct 1 and 2 are correct 1, 2 and 3 are correct 1 and 3 are correct 2 and 3 are correct 1 and 2 are correct 1, 2 and 3 are correct ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is 100 V. 50 V. 25 V. 200 V. 100 V. 50 V. 25 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Grid Accelerating anode X-Y plates Cathode Grid Accelerating anode X-Y plates Cathode ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The operating voltage of a megger is about 100 V 6 V 12 V 40 V 100 V 6 V 12 V 40 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Induction wattmeter can measure Dc power only Both AC and DC Ac power only None of the listed here Dc power only Both AC and DC Ac power only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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