y
= c xn ; dy/dx
= cn xn-1
a = - g ; g = 9.8 m/s2
`a
.`b = a
b cosq,
½`a ´`b½ = a b sinq
ax = 0 (x-x0)
= V0 t cosq0
ay = - g (y-y0)
= V0 t sinq0 – ½gt2
H = V02
sin2q0/2g R = V02
sin2q0/g
Relative Motion
`VPA = `VPB + `VBA
`VAB = Velocity of A relative to B = -`VBA
S`F = m`a Û ;
fs,max = ms N ; fk
= mk N