← Back to all tools
📐 Physics Formula Calculator
Select a topic, choose a formula, enter your known values and get full step-by-step working — great for exam practice.
Class 9–10+2 · Physics
Choose a formula — Kinematics
Formula:
v = u + at📋 All Formulas — Quick Reference
🚀KinematicsClass 9–11
First equation of motion
v = u + atSecond equation of motion
s = ut + ½at²Third equation of motion
v² = u² + 2as⚡Force & MotionClass 9–11
Newton's Second Law
F = maMomentum
p = mvWeight
W = mg⚙️Work, Energy & PowerClass 9–11
Work Done
W = F × d × cos θKinetic Energy
KE = ½mv²Gravitational Potential Energy
PE = mghPower
P = W / t🔌ElectricityClass 10–12
Ohm's Law
V = IRElectrical Power
P = VI = I²R = V²/RElectric Charge
Q = It🔬Optics & LightClass 10–12
Mirror Formula
1/f = 1/v + 1/uLens Formula
1/f = 1/v − 1/uMagnification (Mirror/Lens)
m = −v / uSnell's Law
n₁ sin θ₁ = n₂ sin θ₂🌊Waves & SoundClass 9–11
Wave Speed
v = fλTime Period & Frequency
T = 1 / f🌡️Heat & ThermodynamicsClass 11–12
Heat Transfer
Q = mcΔT