Moving Charges and Magnetism - Result Question 84
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86. A galvanometer having a resistance of $8 ohms$ is shunted by a wire of resistance 2 ohms. If the total current is $1 amp$, the part of it passing through the shunt will be
======= ####86. A galvanometer having a resistance of $8 ohms$ is shunted by a wire of resistance 2 ohms. If the total current is $1 amp$, the part of it passing through the shunt will be
3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed:content/english/neet-pyq-chapterwise/physics/moving-charges-and-magnetism/moving-charges-and-magnetism—result-question-84.md (a) $0.25 amp$
(b) $0.8 amp$
(c) $0.2 amp$
(d) $0.5 amp$
[1998]
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Answer:
Correct Answer: 86. (b)
Solution:
- (b) $I_s=I \times \frac{G}{S+G}=1 \times \frac{8}{2+8}$
$ =\frac{8}{10}=0.8 amp . $