Measurement and Instrumentation - Interview Questions | Exam2Win

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86. Alternating current is measured by

A. induction ammeter

B. permanent magnet type ammeter

C. electrostatic ammeter

D. moving iron repulsion type voltmeter

Explanation:

87. A multirangq instrument has

A. multiple shunt or series resistances inside the meter

B. multicoii arrangement

C. variable turns of coil

D. multi range meters inside the measurement system

Explanation:

88. Most sensitive galvanometer is

A. elastic galvanometer

B. vibration galvanometer

C. Duddlb galvanometer

D. spot ballistic galvanometer

Explanation:

89. A moving-coil permanent-magnet instrument can be used as _____ by using a low resistance shunt.

A. ammeter

B. voltmeter

C. flux-meter

D. ballistic galvanometer

Explanation:

90. E.m.f. of a Weston cell is accurately measured by

A. electrostatic voltmeter

B. hot wire voltmeter

C. isothermal voltmeter

D. electrodynamic voltmeter

Explanation: