Measurement And Instrumentation MCQ Questions & Answers | ECE

A. 1

B. 0.84

C. 0.73

D. 0.65

A. Should be nonmagnetic

B. Most be of low temperature coefficient

C. Should have low specific resistance

D. All of the above

A. The meter is calibrated for AC and it’s error for DC would be high

B. The meter does not respond to DC signals

C. The error is high due to hysteresis effect

D. The error is high due to eddy current effect

A. A shunt resistance

B. A series inductance

C. Shunt capacitance

D. Series resistance

A. Thermocouple meter

B. Moving iron meter

C. Hot wore meter

D. Moving coil meter

A. Potential transformers

B. Current transformers

C. Power transformers

D. Either of the above

A. Voltage source will increase resistance

B. Current will decrease resistance

C. The ohmmeter has its own internal battery

D. None of the above

A. 5MHz sweep

B. 10MHz vertical oscillator

C. 10MHz horizontal oscillator

D. 10MHz supply frequency

A. AC signals

B. DC signals

C. Both AC and DC signals

D. Time invariant signals

A. Air friction damping

B. Fluid friction damping

C. Spring coil damping

D. Eddy current damping