An electric iron operates from a 230V outlet and draws 8 amperes of current. At Rs.4/kWh how much does it cost to operate the iron for 2 hours?
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Explanation:
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Answered by
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Answer:
Correct option is
A
Rs.49.5
Given:
I=15A,V=220V,t=0.5×15=7.5hr
Energy is:
E=Pt=VIt
=220×15×7.5
=24.75 kWhr
Total cost =24.75×2=Rs.49.50
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