Measurement and Instrumentation PMMC type instruments normally use None of these Eddy current damping Air friction damping Fluid friction damping None of these Eddy current damping Air friction damping Fluid friction damping 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. 0.67 A. 0.50 A. 0.70 A. 0.25 A. 0.67 A. 0.50 A. 0.70 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 5.0 mm/Ω 2.5 mm/Ω 0.4 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The electrical power to a megger is provided by Battery Any of the listed here Ac generator Permanent magnet dc generator Battery Any of the listed here Ac generator Permanent magnet dc generator ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion (A): A hot wire ammeter has a cramped scale. Reason (R): The heat is proportional to square of current. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is ture and R is false. A is false and R is ture. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is ture and R is false. A is false and R is ture. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Relative error is same as true error. absolute error. ratio of absolute error and true value. None of these true error. absolute error. ratio of absolute error and true value. None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS