Transferring Electrical Energy Worksheet Page 13
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46Q9.
(a)
The drawing shows the energy transferred each second by a television set.
(i)
What form of energy is transferred as waste energy by the television set?
..........................................................................................................................
(1)
(ii)
What effect will the waste energy have on the air around the television set?
..........................................................................................................................
(1)
(iii)
Use the following equation to calculate the efficiency of the television set.
efficiency =
..........................................................................................................................
..........................................................................................................................
Efficiency = .............................................................
(2)
Page 13 of 46
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