Measurement and Instrumentation Instrument transformers are Pottential transformers Power transformers Both current and potential transformers Current transformers Pottential transformers Power transformers Both current and potential transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following statement are correct in case of power factor meter? The restoring torque is provided by a controlling torque. Both B and C. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. The restoring torque is provided by a controlling torque. Both B and C. The deflection is proportional to phase angle between field coil and crossed coil. It consist of two coils mounted at right angles to each other. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The operating voltage of a megger is about 100 V 40 V 6 V 12 V 100 V 40 V 6 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is 3% 6% 4% 5% 3% 6% 4% 5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the two have same dimensions? Force and stress Angular velocity and angular frequency Force and strain None of these Force and stress Angular velocity and angular frequency Force and strain None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used? 100 K ohms 99.99 K ohms 100 ohms 99.99 ohms 100 K ohms 99.99 K ohms 100 ohms 99.99 ohms ANSWER DOWNLOAD EXAMIANS APP
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