Transferring Electrical Energy Worksheet Page 11
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46Q8.
(a)
List A shows three electrical devices. List B gives different forms of useful energy.
Draw a straight line from each of the devices in List A to the useful energy form it produces
in List B.Draw only three lines.
(3)
(b)
The power of each device is given in the table.
Device
Power
Toaster
1.2 kW
Fan
30 W
Personal Stereo
10 W
Which one of the devices will transfer the most energy in 10 minutes?
.....................................................................................................................................
(1)
(c)
The diagrams show the readings on a domestic electricity meter in April and July.
Page 11 of 46
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