Measurement and Instrumentation Assertion (A): A hot wire ammeter has a cramped scale. Reason (R): The heat is proportional to square of current. 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. 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. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The chemical effect of current is used in C. ammeter None of these C. energy meter C. ammeter hour meter C. ammeter None of these C. energy meter C. ammeter hour meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of a milli-ammeter must be very low for high precision. high accuracy. high sensitivity. minimum effect on the current in the circuit. high precision. high accuracy. high sensitivity. minimum effect on the current in the circuit. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The high torque to weight ratio in an analog indicating instrument indicates none of these. nothing related to friction loss. high friction loss. low friction loss. none of these. nothing related to friction loss. high friction loss. low friction loss. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An Ohmmeter is a Dynamometer instrument Moving coil instrument None of the listed here Moving iron instrument Dynamometer instrument Moving coil instrument None of the listed here Moving iron instrument ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 0 - 200 V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 50 V. What is the limiting error? 2% 5% 3% 4% 2% 5% 3% 4% ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS