# Physics

• Created by: Jason
• Created on: 28-04-13 17:51
Electron Capture
The interaction between a Proton and a Electron by Weak Interaction to for a Neautron and Electro-Neutrino
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Current (A)
Rate of flow of Charge
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Potential Difference (V)
Energy per unit Charge
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Superconductor
A material that has zero resistance
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Power
Rate of transfer of energy
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E.M.F
Maximum voltage a batery can supply
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R.M.S
the value of the DC voltage that would dissapate the same amout of energy in a resistor as the AC value
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Scalar
a measurement with only magnitude
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Vector
a easurement with magnitude and direction
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Density
Mass per unit of volume
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Moment
A turning effect of a force
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A couple
A pair of force that act parallel to eachoher but in opposite directions
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Newtons 1st Law
Velocity will not change unless a resultant force acts upon the object
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Newtons 2nd law
Acceleration is proportional to force
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Newtons 3rd Law
Each force has an equal and opposite reaction force
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Hooke's Law
Extension is proportional to Force
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Elastic Deformation
When a material is stretched but is able to return to its original shape
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Plastic Deformation
When an object is stretched but is unable to return to its original shape
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Polarised Wave
Only oscillates in one directin
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Coherent Waves
Waves that are of same amplitude and of constant phase difference
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## Other cards in this set

### Card 2

#### Front

Rate of flow of Charge

Current (A)

### Card 3

#### Front

Energy per unit Charge

### Card 4

#### Front

A material that has zero resistance

### Card 5

#### Front

Rate of transfer of energy