By using the given information, calculate: (i) The monthly energy (kWh) used in ALL operating electrical appliances in August. (ii) The monthly cost (RM) applied in (i) by assuming the rate as RM0.25/kWh.

EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN:9781337516549
Author:Simmons
Publisher:Simmons
Chapter19: Special-purpose Outlets-water Pump, Water Heater
Section19.2: Water Heater Branch Circuit
Problem 9R: An 80-gallon electric water heater has 60F (15.56C) incoming water. How many minutes can a...
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By using the given information, calculate:
(i)
The monthly energy (kWh) used in ALL operating electrical appliances in
August.
(ii)
The monthly cost (RM) applied in (i) by assuming the rate as
RM0.25/kWh.
Transcribed Image Text:By using the given information, calculate: (i) The monthly energy (kWh) used in ALL operating electrical appliances in August. (ii) The monthly cost (RM) applied in (i) by assuming the rate as RM0.25/kWh.
(c)
Table 1(c) shows the list of electrical appliances and its energy consumption use in
a normal household.
X= 2
Table 1(c)
Number Operating
Electrical
Energy consumption
(Watt/per hour)
appliance
Refrigerator
LED lightbulb
Ceiling fan
Washing machine
Unit
hours
24/day
8/day
5/day
8/week
1
100
20
10
5
60
1
800
4/day
X/day
2/day
1/day
TV
2
60
Air-Conditioner
2
1000
Desktop computer
Water heater
2
250
2
1000
Transcribed Image Text:(c) Table 1(c) shows the list of electrical appliances and its energy consumption use in a normal household. X= 2 Table 1(c) Number Operating Electrical Energy consumption (Watt/per hour) appliance Refrigerator LED lightbulb Ceiling fan Washing machine Unit hours 24/day 8/day 5/day 8/week 1 100 20 10 5 60 1 800 4/day X/day 2/day 1/day TV 2 60 Air-Conditioner 2 1000 Desktop computer Water heater 2 250 2 1000
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