Measurement and Instrumentation An average reading digital multimeter reads 10 V when fed a triangular wave, symmetric about the axis. For the same input, an rms reading meter will read 20. 10√3. 20√3. 10. 20. 10√3. 20√3. 10. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Alternating current is measured by Moving iron repulsion type voltmeter Induction ammeter Electrostatic ammeter Permanent magnet type ammeter Moving iron repulsion type voltmeter Induction ammeter Electrostatic ammeter Permanent magnet type ammeter 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. 0.2% more. 0.4% less. 0.4 more. 0.2% less. 0.2% more. 0.4% less. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving coil instrument, the deflecting torque is proportional to Sine of the measurand Squareroot of the current Square of the current Current Sine of the measurand Squareroot of the current Square of the current Current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A meter has a full-scale deflection of 90o at a current of 1 A. The response of the meter is square law. Assuming spring control, the current for a deflection at 45o will be 0.25 A. 0.70 A. 0.67 A. 0.50 A. 0.25 A. 0.70 A. 0.67 A. 0.50 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion (A) : Precision is a necessary prerequisiteof accuracy. Reason (R) : Precision guarantees accuracy. Both A and R are true and R is the correct explanation of A A is false bur R is true Both A and R are true but R is NOT the correct explanation of A A is true but R is false Both A and R are true and R is the correct explanation of A A is false bur R is true Both A and R are true but R is NOT the correct explanation of A A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS