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10-12-2021
Physics

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if 9 joules of energy are expended pushing on one coulomb of charge round a circuit, what is the emf across the circuit?

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Аноним Аноним

11-12-2021

W=9J
Q=1C

[tex]\\ \sf\Rrightarrow V=\dfrac{W}{Q}[/tex]

[tex]\\ \sf\Rrightarrow V=\dfrac{9}{1}[/tex]

[tex]\\ \sf\Rrightarrow V=9V[/tex]

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