Paper 1 Equations Flashcards
1
Q
Kinetic energy ?
A
Kinetic energy = 1/2 * mass * velocity2
2
Q
Gravitational potential
A
gravitational potential = Mass * gravity * height
3
Q
Work (movement)
A
Work = force * distance
4
Q
Energy ?
A
Energy = power * time
5
Q
Work (energy)
A
Work = power * time
6
Q
Power (electricity)
A
Power = resistance * current2
7
Q
Voltage ?
A
Voltage = current * resistance
8
Q
Energy (electricity)
A
Energy = voltage * charge
9
Q
Charge (electricity)
A
Charge = current * time
10
Q
Power (electricity)
A
Power = current * voltage
11
Q
Mass
A
Mass = density * volume
12
Q
Efficiency
A
Efficiency = useful output / total output
