physics stpm sem 3 formulae
DESCRIPTION
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= 2 = cos = sin = 2 2 . . = 12
2
2 . . = 12
2
2 . . = 12
2
2 = 2
= 2
+ = 2
= 2
1
=1
1 +1
2 = 1 +2 = 0
= = 2
= =
= sin( ) =
42 2 =
2 = /2
= 2cos2 = 2
= 2cos =10
0 =
. . = 10 log10
0
= |2 1|
= 2cos 2 (
1 22)
1 =
0 = 2 1u +1v = 1f m = vu = hohi n1u+n2v= |n2 n1|r 1f= |n2n1 1| (1r1 +1r2) m = |vu| |vu| x = n or (n 12) = 2n or 2(n 12) = x x = Da sin
= sin = 1.22
a sin
=
1 = 02 cos 2
=
2
=
2cos = sinsin = =
= + =
= 2 =
=2
=
22 = 2 = = 22
22
= 2
2(
4
8
22)
1
2
=
2 sin
= = +
dt= = ln212