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December 8th 2004, 01:24 AM
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merlin
Peasant He/Him
 
I hate Physics. Chemistry > Biology > Physics. danged teacher gave me a B.

This is all I remember:

F = ma
...Force = mass * acceleration
p = mv
...Momentum = mass * velocity
W = Fx
...Work = Force * distance
P = W/t
...Power = Work / time (1 HP = 746 watts)
D = m/v
...Density = mass / volume
P = F/A
...Pressure = Force / Area unit

Some others for fun that I never covered in Physics but felt were useful:

c = Q/(m * dT)
...Specific Heat Capacity = Heat transferred / mass * change in degrees
V = IR
...Voltage = Current * Resistance
P = IV
...Power = Current * Voltage
I = PRT
...Interest = Principal * Rate * Time
I = P(1 + (r / n))^(nt)
...I = Interest compounded n times over period of time t at rate r with principal P.
P = e^(rt)
...Interest compounded continuously at rate r over period of time t.
a/sin A = b/sin B = c/sin C
...Law of sines. Make sure and check for extra possible answers using the formula a < b * sin A.
a^2 = b^2 + c^2 - 2bc cos A
...Law of Cosines. Simple.

This post is now completely relevant to the title "I'm Bored".