SUVAT Equations
v = u + at \qquad [$LT^{-1}$] = [$LT^{-1}$] + [$LT^{-2}$][T]
s = ut + \tfrac{1}{2}at^2 \qquad [L] = [$LT^{-1}$][T] + [$LT^{-2}$][T^2]
v^2 = u^2 + 2as \qquad [L^2$T^{-2}$] = [L^2$T^{-2}$] + [L$T^{-2}$][L]
s_n = u + \frac{a(2n-1)}{2} \qquad [L] = [$LT^{-1}$] + [$LT^{-2}$][T]
Projectile Motion
T=g2usinθH=2gu2sin2θR=gu2sin2θRmax=gu2
Vector Operations
Ax=AcosθAy=AsinθA=Ax2+Ay2
A⋅B=ABcosθ∣A×B∣=ABsinθ
Circular Motion
ω=rvac=rv2=ω2r
Standard Values
| Quantity | Value |
|---|
| g | 9.8 m/s2 (use 10 m/s2 in NEET unless stated) |
| sin30° | 0.5 |
| sin45° | 21≈0.707 |
| sin60° | 23≈0.866 |
| cos30° | 0.866 |
| cos45° | 0.707 |
| cos60° | 0.5 |