Mechanical Engineering / Subcategory
Dynamics
Dynamics calculators and formulas for motion, acceleration, and kinetics of particles and rigid bodies. Includes Newton's second law, momentum, impulse, and rotational dynamics calculations.
16Formulas
All levels Difficulty
Updated Oct 2026
← All Mechanical Engineering (35) Dynamics (16)
Fundamental
Feed Rate (Machining)
f_r = f * N
Fundamental
Machine Efficiency
eta = (Output / Input) * 100
Fundamental
Material Removal Rate (Turning)
MRR = V * f * d
Fundamental
Cutting Speed (Machining)
V = pi * D * N / 1000
Fundamental
Bearing L10 Life
L10 = (C / P)^p * 1,000,000
Fundamental
Gear Ratio
GR = N_driven / N_driver
Fundamental
Belt and Pulley Speed Ratio
N1 * D1 = N2 * D2
Fundamental
Power-Torque-Speed Relationship
P = T * omega
Fundamental
Spring Force (Hooke's Law)
F = k * x
Fundamental
Angular Momentum
L = I * omega
Fundamental
Centripetal Force
F_c = m * v^2 / r
Fundamental
Natural Frequency of a Spring-Mass System
omega_n = sqrt(k / m)
Fundamental
Gravitational Potential Energy
PE = m * g * h
Fundamental
Work-Energy Theorem
W = ΔKE
Fundamental
Kinetic Energy
KE = ½mv²
Fundamental
Newton's Second Law
F = m · a