the two charges is the
4. A wire of length 2 m, area of cross-section 0.5 mm and resistivity 1.5 * 10 Om is connected
series with a cell of emf 4 V. If the current through the wire is 0.5 A, calculate: (a) the intern
resistance of the cell and (b) the rate of energy dissipated by the wire. word.
of a series LCR circuit with L = 2.0 H, C = 32 uF and R - 10
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r
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