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प्रश्न
A sensitive electromagnetic instrument used to detect and measure small electric currents (of the order of microamperes to milliamperes) by measuring the deflection of a current-carrying coil placed in a uniform magnetic field is called a:
पर्याय
Moving Coil Galvanometer (MCG)
Wheatstone bridge
Step-down transformer
Induction coil
MCQ
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उत्तर
A Moving Coil Galvanometer (MCG) detects and measures very small currents (microampere to milliampere range) by observing the angular deflection of a current-carrying coil in a uniform magnetic field. It is the basic sensing element from which ammeters and voltmeters are constructed.
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