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This question belongs to Electronics And Communications Engineering Measurement And Instrumentation

Measurement and Instrumentation

?

The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100 ohms. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used?

A) 49.99 ohms B) $$\frac{1}{{49.99}}{\text{ ohms}}$$ C) 1 ohm D) 2 ohms

Answer & Solution

Correct Answer: Option B

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Question posted by Examveda

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Fawad Ullah 3 years ago

Rsh=Rm/(I/Im-1)

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