9786163055125 by unknowsharefun

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(Gravitationat force)

3.bb591dfil (Electrostatic force)

2.bb~~~ui~s/lGn (Magnetic force) 4.~bssihba&~< (Nuclear force)

usstdudas (Gravitational force)

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uaa (kg)

g go

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ss5sbbaibwildn (Magnetic force)

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1 wa'sswwd (Kinetic enersu. d

114

Ek)

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5oa'ia dsa?lwzniw

(Efficiency) 100%

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Eff = -x 100%

w ~$1

n1a!6~du~lb%sna(~echanical advantage)

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w iunlKPf4 F

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= MA. = 2

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= M.A. = W E

= ~iuau~~anonC/wiusan~ua~fid~ud

[oinniwl &u MAW = 41 [oinniwd v a i M.A.w = 51 -------------------------------I

---------------------------. sanwas~suud3 niilIrfiuu~%snanismqw~ = M.A.w

= W/E = (2") - 1

f l ~ un = fiuauson)

1 I I I

1 I

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[ainniw M.A. = 71 ---------------------------,

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nld3nsirriarrd u . 4 ~ ISBN 978-6 16305-5 12-5