The full-scale deflection current of an ammeter is 4 mA and its internal resistance is 400Ω. If this meter is to have a full deflection of 10 A, what is the value of the shunt resistance to be used?
(a) 49.99 Ω
(b) 0.16 Ω
(c) 1.5 Ω
(d) 2.6 Ω
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Asked question is from Advanced Problems on Indicating Instruments in division Extension of Instrument Ranges of Electrical Measurements