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Question

When a load resistance of 2 Ω is placed across a battery, the current is 1 A while if the load resistance is 17 Ω, the current becomes 0.25 A. The emf of the battery is
जब 2 Ω के लोड प्रतिरोध को एक बैटरी के सिरों पर रखा जाता है, तब धारा 1 A है जबकि यदि लोड प्रतिरोध 17 Ω है, तो धारा 0.25 A हो जाती है। बैटरी का वि. वा. ब. है

A
5 V
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B
6 V
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C
4.5 V
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D
3 V
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