Measurement and Instrumentation For measuring a very high resistance we should use Megger Wheat stone bridge None of the listed here Kelvin's double bridge Megger Wheat stone bridge None of the listed here Kelvin's double bridge ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of a single phase 240 V induction watthour meter is 400 revolutions per KWh. The speed of the meter disc for a current of 10 Amperes of 0.8 p.f lagging will be 21.1 rpm. 16.02 rpm. 12.8 rpm. 18.2 rpm. 21.1 rpm. 16.02 rpm. 12.8 rpm. 18.2 rpm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.4 more. 0.4% less. 0.2% more. 0.2% less. 0.4 more. 0.4% less. 0.2% more. 0.2% less. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is 1% 4% 2% 3% 1% 4% 2% 3% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Resistance Frequency Voltage Current Resistance Frequency Voltage Current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the unit of plane angle? Steradian Radian Degree Candela Steradian Radian Degree Candela ANSWER DOWNLOAD EXAMIANS APP
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