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Electric circuit and ohm' s law
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Resistance and resitivity
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System of resistors
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Heating effect of a current
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Numericals I
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Numericals II
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Numericals III
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Numericals IV
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Numericals V
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Annual Revision I - Electriicity
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Annual Revision II - Electricity
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Annual Revision III - Electricity
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Annual Revision IV - Electricity