Equations Flashcards
1
Q
Kinetic energy
A
1/2 x Mass x (Speed)2
2
Q
Gravitational potential
A
Mass x Gravity x Height
3
Q
Elastic potential
A
1/2 x Spring constant x (Extension)2
4
Q
Change in thermal energy
A
Mass x Specific heat capacity x Temp change
5
Q
Work done
A
Force x Distance
6
Q
Power - work done
A
Work Done / Time
7
Q
Power - energy transferred
A
Energy transferred / Time
8
Q
Efficiency
A
Useful output / Total input
9
Q
Velocity
A
Square root of (u + 2as)
10
Q
Resultant force
A
Mass x Acceleration
11
Q
Momentum
A
Mass x Velocity
