A galvanometer having resistance of 50 Ω requires a current of 100μA to give full scale deflection. How much resistance is required to convert it into an ammeter of range of 10A?

Options

(a) 5×10⁻³Ω in series
(b) 5×10⁻⁴Ω in parallel
(c) 10⁵ Ω in series
(d) 10⁵Ω in parallel

Correct Answer:

5×10⁻⁴Ω in parallel

Explanation:

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