Measurement and Instrumentation A current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 5 A. 2.03 A. 6.09 A. 4.06 A. 5 A. 2.03 A. 6.09 A. 4.06 A. 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. A is false and R is ture. Both A and R are true and R is correct explanation of A. A is ture and R is false. Both A and R are true and R is not correct explanation of A. A is false and R is ture. 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 Which of following is not correct? An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. An ammeter should have a very low resitance. Voltmeter should have very high resistance. An electronic voltmeter draw appreciable current from the source. A shunt should have a very low resistance. An ammeter should have a very low resitance. Voltmeter should have very high resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When checked with an ohm meter an open resistor reads zero. high but within tolerance. infinite. low but not zero. zero. high but within tolerance. infinite. low but not zero. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 5 1 2 4 5 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The controlling torque of an indicating instrument ______ as the deflection of the moving system increases. Decreases Increases Remains same None of the listed here Decreases Increases Remains same None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS