Equations Flashcards
1
Q
ⁿCᵣ=
A
n!/((n-r)!r!)
2
Q
Sₙ=
A
(a(1-rⁿ))/(1-r)
3
Q
S∞=
A
a/(1-r)
4
Q
Centripetal force: F=
A
mω²r or
mv²/r
5
Q
Hooke’s Law: F=
A
kx
6
Q
Work=
A
fd
7
Q
Amplitude² ∝
A
Intensity
8
Q
Refractive Index (n), n=
A
c/v
9
Q
For particles: e=
A
hf
10
Q
Magnetic Field: F=
A
(kQ₁Q₂)/r²
11
Q
Gravitational Field: F=
A
(GM₁M₂)/r²
12
Q
Kepler’s III Law:
A
r³∝t²
13
Q
Circular Motion: v=
A
ωr
14
Q
ω=
A
2πf
15
Q
Kirchoff’s II Law:
A
ΔV∝ε
