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13 Cards in this Set
- Front
- Back
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SOH CAH TOA:
Opposite =? Adjacent =? |
O = Hsin(theta)
A = Hcos(theta) |
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Two common triangles on MCAT?
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5-4-3
13-12-5 |
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Uniform accelerated motion equations?
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X = Xo + Vot + (1/2)(a)(t^2)
V = Vo + at V^2 = Vo^2 + 2ax |
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Average Velocity =
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Average Velocity = (Vf + Vo) / 2
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Peak height of a projectile?
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Vo sin(theta) = sqrt(2gh)
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For a projectile without air resistance the range is maximized at an angle of
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45
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Time to reach peak height = ?
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1/2 total flight time
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Newtons Law of Gravity
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F = GMm / (r^2)
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Inclined Plane:
Force due to gravity? Normal Force? |
Force due to gravity = mgsin(theta)
Normal Force = mgcos(theta) |
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Normal force of a curved ramp?
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mgcos(theta) + mv^2/r
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Centripetal acceleration?
Force? |
a = v^2/r
F = ma = mv^2/r |
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Static friction?
Kinetic friction? Which one is greater? |
Fs = usFn
Fk = ukFn Fs is greater -> us is greater |
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Hooks Law?
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F = -K (delta X)
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