Card 1 of 21
Power is the [ ].
A
Power is the rate at which energy is transferred.
B
An efficiency of 0.350.350.35 is 35%\boxed{35\%}35%.
C
0.800.800.80 or 80%80\%80%
D
It is a ratio of energies in the same unit.
Card 1 of 21
8.3 Power and efficiency Flashcards
21 flashcards on Edexcel GCSE Physics 8.3 Power and efficiency: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.