Year 1 - All Mandatory Equations

Question 1

Particles - Specific Charge

Answer 1

Charge / Mass

Question 2

Particles - 1ev in Joules

Answer 2

1eV = 1.6x10^(-19) J

Question 3

Particles - Pair Production

Answer 3

Min Energy Needed = 2 x Energy of particle produced

Question 4

Particles - Annhilation

Answer 4

Minimum Energy = Rest energy of particle

Question 5

Particles - Stopping Potential

Answer 5

Max Kinetic Energy / e

Question 6

Particles - Work Function

Answer 6

Plancks Constant x Threshold Frequency

Question 7

Waves - Energy of a Wave

Answer 7

Energy of a Wave IS PROPORTIONAL TO amplitude^2

Question 8

Waves - Intensity

Answer 8

Energy Transferred / Area

Question 9

Waves - Phase Difference

Answer 9

(2 x Pi x distance) / wavelength

Question 10

Waves - Relative Refractive Index

Answer 10

Denser Index / Less Dense Index

Question 11

Mechanics - Momentum

Answer 11

Mass x Velocity

Question 12

Mechanics - Weight

Answer 12

mass x g

Question 13

Electricity - Electromotive Force

Answer 13

Sum of all Voltages

Question 14

Electricity - Energy Transferred

Answer 14

Current x Time x Voltage

Question 15

Electricity - Potential Dividers

Answer 15

Voltage out = Voltage in x (R1/(R1+R2))

Question 16

Circular motion - angular velocity

Answer 16

(change of angle in radians) / (time)

Question 17

Circular motion - 1 rad

Answer 17

Pi/180

Question 18

Materials - Elastic Energy

Answer 18

E=0.5k(L)^2