equations Flashcards Preview

physics paper 1 > equations > Flashcards

Flashcards in equations Deck (13)
Loading flashcards...
1

kinetic energy=

1/2mass x (velocity)2

2

gravitational potential=

mass x gravity x height

3

power 1=

energy
———
time

4

power2=

work done
————
time

5

efficiency 1=

useful power output
—————————
total power in

6

efficiency 2=

useful energy output
——————————
total energy in

7

charge=

current x time

8

voltage=

current x resistance

9

power (electrical 1)=

voltage x current

10

power (electrical 2)=

current2 x resistance

11

energy=

charge x voltage

12

density=

mass
———
volume

13

work done=

force x distance