Question

QUES) A welder operates his welding machine which consumes 5000W when run at 250
volts. One day 200 V is available only and he has to weld some iron frames within
duration of 8 hrs. If he finishes his task in given time then find the amount (in
rupees) he has to pay for this purpose if one electrical unit of energy costs 3
rupees.
1) 77
2) 50
3) 100
4) 200​

Answer 1

Answer:

2) 50 is the right answer

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