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13 Cards in this Set
- Front
- Back
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centripetal acceleration
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a = v2 / r
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Vf in terms of a and t
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vf = vi + at
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Sf in terms of a v t
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Sf = Si + Vi t + 1/2 at2
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Sf in terms of v and t
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Si + 1/2 vt
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v f
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vf2 = vi2+2ax
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Work
W in terms of Force and distance |
W = Fd cos @
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What are the units for work and energy?
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Joules (J)
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Work
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irrelevant to path
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Power
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W/t
Work over time Watt (W) |
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Kinetic Energy
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K = (mv2)/2
or 1/2 (mv2) |
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Potential Energy
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U = mgh
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Total mechanical energy E
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E = K+U
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Name some conservative forces
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gravity, spring forces, electrostatic force
nonconservative: friction |
