Equations Flashcards
1
Q
Resultant Force
A
Mass x Acceleration
2
Q
Acceleration
A
(Final velocity - Initial velocity) / Time
3
Q
Weight
A
Mass x Grav. field strength
4
Q
Force
A
Spring constant x Extension
5
Q
Work Done
A
Force applied x Distance moved (in the direction of force)
6
Q
Power
A
Energy transferred / Time taken
7
Q
Change in GPE (grav. potential energy)
A
Mass x Grav. field strength x Change in height
8
Q
Ek (kinetic energy)
A
1/2 x Mass x Speed2
9
Q
Momentum
A
Mass x Velocity
10
Q
Current
A
Charge / Time
11
Q
Pot. Difference (W=VQ)
A
Work done / Charge
12
Q
Pot. Difference (V=IR)
A
Current x Resistance
13
Q
Power (P=E/T)
A
Energy / Time
14
Q
Power (P=IV)
A
Current x Pot. difference
15
Q
Energy
A
Pot. difference x Charge
