Equations Flashcards
1
Q
Kinetic energy
A
Kinetic energy=0.5 x mass x(speed)2
2
Q
Gravitational potential energy
A
=mass x gravitational field strength x height
3
Q
Power
A
Power= work done/time
4
Q
Efficiency
A
=useful energy output/ total energy input
5
Q
Charge
A
=current x time
6
Q
Potential difference
A
=current x resistance
7
Q
Weight
A
=mass x gravitational field strength
8
Q
Work done
A
=force x distance moved in direction of force
9
Q
Distance traveled
A
=speed x time
10
Q
Acceleration
A
=Change in velocity/time taken
11
Q
Wave speed
A
=frequency x wavelength
