A typical hand-held torch runs off two 1.5V cells yet has a lamp rated at 2.5V,0.5A.Explain how the potential difference across the lamp can actually be 2.5V as rated
Asked Matilda
Doubts in Physics answered
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A typical hand-held torch runs off two 1.5V cells yet has a lamp rated at 2.5V,0.5A.Explain how the potential difference across the lamp can actually be 2.5V as rated
Asked Matilda
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