Discussion topic: Contributed Answer/Explanation to Q. 26
To go to the homepage of this topic,
click here.
| Home: haroonaman | Original Message | Reply | | Subject: Contributed Answer/Explanation to Q. 20 | The expenditure is =
bulb = 100W
fan = 100W
heater = 1000W
time for each per day = 8 hours.
Power = (100*8) + (100*8) + (1000*8)
= 800 + 800 + 8000
= 9600 Wh
Cost of electricity is = Rs 2 per unit
... Monthly cost = 9600 * 2 * 30
1000
= 96 * 2 * 3
= Rs. 576
Posted at: Sun Feb 28 17:26:41 2010 (GMT) |
| Page 1 of 1 | | From: haroonaman | Reply 1 of 2 | Reply | | | Subject: Contributed Answer/Explanation to Q. 20 | The expenditure is =
bulb = 100W
fan = 100W
heater = 1000W
time for each per day = 8 hours.
Expenditure = Power * time
1000
= 1200 * 8
1000
= 9.6 units * 2 rupees
= Rs.19.2
Posted at: Sun Feb 28 17:35:55 2010 (GMT)
|
| From: haroonaman | Reply 2 of 2 | Reply | | | Subject: Contributed Answer/Explanation to Q. 20 | The expenditure is =
bulb = 100W
fan = 100W
heater = 1000W
time for each per day = 8 hours.
Expenditure = Power * time
1000
= 1200 * 8
1000
= 9.6 units * 2 rupees
= Rs.19.2 per day.
Posted at: Sun Feb 28 17:36:29 2010 (GMT)
|
| Page 1 of 1
|
|
To post to this forum, you must be signed in as a Syvum member.
Please sign in / register as a member.
