Change in gravitational potential energy = Mass x Gravitational field strength x Change in Vertical Height

6 of 30

KE = 0.5 x M x V^2

Kinetic Energy = 0.5 x Mass x (Speed)^2

7 of 30

V = X/T

Wave Speed = Distance / Time

8 of 30

E = F x D

Work Done = Force x Distance moved in the direction of the force

9 of 30

P= E/T

Power = Work done / Time Taken

10 of 30

E = Q x V

energy transferred = Charge Moved x Potential Diffrence

11 of 30

Q = I x T

Charge = Current x Time

12 of 30

V = I x R

Potential Difference = Current x Resistance

13 of 30

P = E / T

Power = Energy Transferred / Time Taken

14 of 30

P = I x V

Electrical Power = Current x Potential Diffrence

15 of 30

P = I^2 x R

Electrical Power = Current^2 x Resistance

16 of 30

D = M / V

Density = Mass / Volume

17 of 30

F = K x X

Force exerted on a spring = Spring Constant x Extension

18 of 30

P = F / A

Pressure = Force Normal to Surface / Area of Surface

19 of 30

V^2 -U^2 = 2 x A x X

(Final Velocity)^2 -(Initial Velocity)^2 = 2 x Acceleration x Distance

20 of 30

F = (MV-MU) / T

Force = Change in Momentum / Time

21 of 30

E= I x V x T

Energy transferred = Current x Potential Difference x Time

22 of 30

F = B x I x L

Force on a conductor at right angles to a magnetic field carrying a current = Magnetic Flux Density x Current x Length

23 of 30

Vp / Vs = Np / Ns

Potential Difference Across Primary Coil / Potential Difference Across Secondary Coil = Number of turns in Primary coil / Number of Turns in Secondary Coil

24 of 30

Vp x Ip = Vs x Is

For transformers with 100% efficiency, Potential difference across Primary coil x Current in primary coil = Potential Difference Across Secondary Coil x Current in Secondary Coil

25 of 30

Q = M x C x θ

Change in thermal energy = Mass x Specific heat capacity x Change in Temperature

26 of 30

Q = M x L

Thermal energy for a change of state = Mass x Specific Latent Heat

27 of 30

P1 x V1 = P2 x V2

To calculate pressure or Volume fro gases of fixed Mass at constant Temperature

28 of 30

E = 0.5 x K x X^2

Energy transferred in stretching = 0.5 x Spring Constant x (Extension)^2

29 of 30

P = H x p x G

Pressure due to a column of liquid = Height of column x Density of liquid x Gravitational field strength

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