Physics / Subcategory
Energy
Energy calculators and formulas for kinetic energy, potential energy, work, and power. Covers conservation of energy, mechanical work, and power output calculations.
7Formulas
All levels Difficulty
Updated Oct 2026
← All Physics (28) Energy (7)
Fundamental
Volumetric Thermal Expansion
delta_V = beta * V0 * delta_T
Fundamental
Root-Mean-Square Speed of Gas Molecules
v_rms = sqrt(3 * R * T / M)
Fundamental
Boltzmann Entropy Formula
S = k * ln(W)
Fundamental
Change in Entropy (Reversible Process)
delta_S = Q / T
Fundamental
Schwarzschild Radius
r_s = 2 * G * M / c^2
Fundamental
Work Done by a Force
W = F * d * cos(theta)
Fundamental
Rotational Kinetic Energy
KE_rot = 0.5 * I * omega^2