Discussion topic: Contributed Answer/Explanation to Q. 21
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| Home: sudhitaurus80594 | Original Message | Reply | | Subject: Contributed Answer/Explanation to Q. 17 | answer = Rs. 156
we have
power = 4kW
time = 12 hours
we know that the usual unit used to calculate electrical energy used is
kilowatt hour
hence, 1 kWh = Rs. 3.25
therefore,
total cost = total electrical energy used * rate per unit
= 4kW * 12hours * 3.25
=Rs.
Posted at: Thu Dec 17 14:09:28 2009 (GMT) |
| Page 1 of 1 | | From: sudhitaurus80594 | Reply 1 of 1 | Reply | | | Subject: Contributed Answer/Explanation to Q. 17 | answer = Rs. 156
we have
power = 4kW
time = 12 hours
we know that the usual unit used to calculate electrical energy used is
kilowatt hour
hence, 1 kWh = Rs. 3.25
therefore,
total cost = total electrical energy used * rate per unit
= 4kW * 12hours * 3.25
=Rs. 156
Posted at: Thu Dec 17 14:10:03 2009 (GMT)
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