——犀牛教育“5周年”课程大促——
v = v0 + at
s = v0t + 1/2 at^2
v^2 - v0^2 = 2as
F_net = ma
F = Gm₁m₂/r²
F_c = mv²/r = mω²r
I = Δp = F_net * t
Σp_initial = Σp_final
KE = mv²
PE_g = mgh
W_net = ΔKE
KE_i + PE_i = KE_f + PE_f
F = -kx
T = 2π√(m/k)
T = 2π√(L/g)
F = kq₁q₂/r²
E = F/q
E = kQ/r²
U = kq₁q₂/r
V = U/q
V = kQ/r
E = ΔV/d
V = IR
P = IV = I²R = V²/R
R_total = ΣR_i
1/R_total = Σ(1/R_i)
F = qvB sinθ
F = BIL sinθ
ε = -N ΔΦ/Δt
1/f = 1/do + 1/di
E = mc²
E = hf
hf = Φ + KE_max
PV = nRT
ΔU = Q + W
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