Measurement and Instrumentation ______ instruments are most sensitive. Permanent magnet moving coil Moving iron Hot wire Dynamometer Permanent magnet moving coil Moving iron Hot wire Dynamometer 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. 0.2% less. 0.4% less. 0.2% more. 0.4 more. 0.2% less. 0.4% less. 0.2% more. ANSWER DOWNLOAD EXAMIANS APP
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. The restoring torque is provided by a controlling torque. Both B and C. 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. The restoring torque is provided by a controlling torque. Both B and C. It consist of two coils mounted at right angles to each other. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What are the SI units of mass, length and time respectively? g, m and s. g, cm and s. kg, cm and s. kg, m and s. g, m and s. g, cm and s. kg, cm and s. kg, m and s. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of Weston standard cell is of order of 1000 ohm. 1 ohm. 10 ohm. 100 ohm. 1000 ohm. 1 ohm. 10 ohm. 100 ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistor of 10kΩhms with 5% tolerance is connected in parallel with a 5kΩhms resistor of 10% tolerance. What is the tolerance limit for the parallel network? 6.67% 8.33% 5% 10% 6.67% 8.33% 5% 10% ANSWER DOWNLOAD EXAMIANS APP
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