M&I - GK 2025-2026

In a measuring system what is the term used to specify a difference between higher and lower calibration values?

• Range

• Span

• Drift

• Threshold

______________ of a measuring system refers to its ability to follow instant by instant the measurand with time.

• Fidelity

• Bandwidth

• Measurement lag

• Settling time

Which standard is fixed and used for industrial laboratories?

• International standard

• Primary standard

• Secondary standard

• Working standard

In a measuring system quantity under measurement is termed as ________________.

• Measurand

• Controllers

• Sensors

• Indicators

Nominal ratio of an instrument transformer is defined as the __________.

• reciprocal of the rated primary value

• ratio of rated secondary value to primary value

• reciprocal of the rated secondary value

• ratio of rated primary value to secondary value

A dynamometer type wattmeter consists of ________.

• only potential coil

• potential and current coils

• only current coil

• no coils

Creeping is avoided by __________.

• reversing the polarity of the voltage

• drilling two diametrically opposite holes

• holding the disc

• increasing the friction

C.T. and P.T. are used for _________.

• measuring low current and voltages

• measuring very low current and voltages

• measuring intermediate currents and voltages

• measuring high currents and voltages 

A bridge circuit uses which method of measurement?

• absolute

• differential

• relative

• comparison

Megger is a ________.

• source of e.m.f.

• source to measure high resistance

• current carrier

• type of a null detector