power Flashcards
1
Q
what is power
A
the rate at which energy is transferred
1w is an energy transfer of 1 j per second
2
Q
how to calculate the power
A
power = V x I
power-W
potential difference (V)
current (A)
physics Paper 1 > power > Flashcards
what is power
the rate at which energy is transferred
1w is an energy transfer of 1 j per second
how to calculate the power
power = V x I
power-W
potential difference (V)
current (A)