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2 nd Year : Unit 2.1 ( Current Electricity ) - Current Electricity

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The four resistances P, Q, R and S of a wheat stone's bridge are 4, 0, 20 and 200 Ω respectively. To balance the bridge

A. (200/3)Ω to be connected in parallel to 200 Ω

B. (200/3)Ω to be connected in series to 200 Ω

C. 4 Ω to be connected in series to 20 Ω

D. (10/3)Ω to be connected in series with 10 Ω

E. None of the above

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Correct choice: A

Explanation:

None

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Eamcet Physics 2 nd Year : Unit 2.1 ( Current Electricity ) - Current Electricity

Eamcet Physics
2 nd Year : Unit 2.1 ( Current Electricity ) - Current Electricity