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An electric press consumes 120 kj of energy in 5 minutes when the current flowing through it is 5a. calculate the electric potential |
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Answer» Power=work/time so, 12×10⁴= work/300 (P=120000 J, t=5min=60×5s) work=36×10⁶ and POTENTIAL (V)=work/q and q=It, q=1500 V=36×10⁶/1500
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