Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Square-law scale Logarithmic scale Exponential scale Linear scale Square-law scale Logarithmic scale Exponential scale Linear scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring a very high resistance we should use Megger None of the listed here Kelvin's double bridge Wheat stone bridge Megger None of the listed here Kelvin's double bridge Wheat stone bridge ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is sensitivity. accuracy. resolution. precision. sensitivity. accuracy. resolution. precision. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When the pointer of an indicating instrument comes to rest in the final deflected position, ______ None of the listed here Only deflecting torque acts Only controlling torque acts Both deflecting and controlling torques act None of the listed here Only deflecting torque acts Only controlling torque acts Both deflecting and controlling torques act 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 Active power in R phase Reactive power of R phase Power proportional to 3 phase power if the load is balanced Active power of Y phase Active power in R phase Reactive power of R phase Power proportional to 3 phase power if the load is balanced Active power of Y phase 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. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 49.99 Ohms 1 Ohm 1/49.99 ohms 2 Ohms 49.99 Ohms 1 Ohm 1/49.99 ohms 2 Ohms ANSWER DOWNLOAD EXAMIANS APP
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