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The figure shows currents in a part of an electric circuit then current I is

(a) 1.7A

(b) 3.7A

(c) 1.3A

(d) 1A

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1 Answer

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Correct option(a)

 Explanation:

 According to Kirchhoff’s first law

 4A ­-1A -1.3A ­-I = 0

 4A = 2.3A + I

 I = 4-2.3 = 1.7 A

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