Equations Flashcards
1
Q
Power
A
Potential dif x current
2
Q
Gravity force
A
Mass x gravitational field strength
3
Q
Force
A
Mass x acceleration
4
Q
Force exhorted by a spring
A
Extension x spring constant
5
Q
Power (with resistance
A
Current^2 x resistance
6
Q
Acceleration
A
Change in velocity / time s
7
Q
Power
A
Work done / time
9
Q
Work done
A
Force x distance
10
Q
Moment of force
A
Force x distance
11
Q
Energy transferred
A
Charge x potential dif
Elizabeth
Queen Victoria
12
Q
Speed
A
Distance / time
12
Q
Potential energy
A
Mass x Hieght x gravitational field strength
14
Q
Energy transferred in stretching
A
0.5 x spring constant x extension
15
Q
Force to do with momentum
A
Change in momentum/ time
15
Q
Kinetic energy
A
0.5 x mass x speed^2
15
Q
Energy transfer
A
Power x time
16
Q
Pressure
A
Force / surface area
17
Q
Momentum
A
Mass x velocity
19
Q
Voltage
A
Current x resistance
Very
Important rule
