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प्रश्न
State expression for Cells connected in series.
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उत्तर
I = `"nE"/("R" + "nr'")` cells in series.
संबंधित प्रश्न
Define the unit of current.
Choose the correct alternative and rewrite the following sentence.
When the resistance of a conductor increases, the current will ________ increase.
Three resistors of 6.0 𝛀, 2.0𝛀 and 4.0𝛀 are joined to an ammeter A and a cell of e.m.f. 6.0 V as
shown in fig 8.52 Calculate:
(a) the effective resistance of the circuit and
(b) the reading of ammeter.
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An electric iron is rated 750 W, 230 V. Calculate the electrical energy consumed by the press in 16 hours.
What is meant by internal resistance of a cell?
Problems for practice:
If 3A current flows through a circuit, then convert the current in terms of a milliampere.
Calculate the current in a wire if a charge of 1500 coulomb flows through it in 5 minutes.
