Planetary Orbit Gravitational PE Calculator
Calculates gravitational potential energy, orbital velocity, and total mechanical energy of a satellite or planet in cir...
Kinematics, dynamics, and classical-physics shortcuts.
Solve the common physics textbook calculations — velocity, acceleration, force, and energy — with units correctly tracked end to end.
Calculates gravitational potential energy, orbital velocity, and total mechanical energy of a satellite or planet in cir...
Converts between sound intensity (W/m²) and intensity level in decibels (dB). Reference intensity I₀ = 10⁻¹² W/m² (thres...
Calculates the unknown resistance Rx in a balanced Wheatstone bridge from the three known resistors.
Calculates equivalent resistance for up to four resistors in series (R_eq = R₁+R₂+R₃+R₄) or in parallel (1/R_eq = 1/R₁+1...
Calculates RC time constant τ = R·C, voltage at time t: V(t) = V₀·e^(−t/τ), charge remaining Q(t), and the time to reach...
Compute the ideal mechanical advantage of an inclined plane (frictionless ramp) from its ramp length and vertical rise,...
Calculates the minimum uncertainty in momentum (or position) given the uncertainty in position (or momentum) using Heise...
Applies the thin lens equation 1/f = 1/d_o + 1/d_i to find image distance and magnification m = −d_i/d_o. Also indicates...
Calculates the gravitational field strength g at a distance r from the centre of a spherical body of mass M.
Compute the mechanical advantage of a class-1 lever from the effort and load arm lengths, plus the effort force required...
Calculates the moment of inertia of a solid cylinder rotating about its central axis and the corresponding rotational ki...
Calculates the refractive index of a medium from the speed of light in that medium. Also computes the critical angle for...
Solves the mirror equation for concave (positive f) or convex (negative f) mirrors: 1/f = 1/d_o + 1/d_i. Returns image d...
Calculates the maximum kinetic energy of emitted electrons: KE_max = hν − φ, where h = 6.626×10⁻³⁴ J·s, ν is the photon...
Calculates transformer secondary voltage V₂ = V₁·(N₂/N₁), secondary current I₂ = I₁·(N₁/N₂), and overall efficiency η =...
Calculates displacement, velocity, acceleration, and kinetic/potential energy of a simple harmonic oscillator at any ins...
Calculates Brewster's angle for complete polarisation of reflected light from the refractive indices of two media.
Calculates gravitational field strength g(h) = GM / (R+h)² at an altitude h above Earth's surface, where GM = 3.986×10¹⁴...
Calculates the total radiated power per unit area from a black body at a given temperature using the Stefan-Boltzmann la...
Solves the thin lens equation to find image distance, magnification, and whether the image is real or virtual from objec...
Calculates power dissipated P using any two of V, I, R: P = V²/R = I²R = V·I. Also computes the energy dissipated over a...
Compute the ideal mechanical advantage of a block-and-tackle (compound pulley) from the number of rope segments supporti...
Calculates the phase retardation Γ introduced by a birefringent wave plate. Quarter-wave (λ/4) plates have Γ = π/2 rad;...
Calculates optical path difference OPD = 2·n·t·cos θ for a thin film of thickness t and refractive index n. Determines c...