Normal Force Calculator

Calculate the normal force acting on an object on horizontal or inclined surfaces

Mass (kg):

Gravity (m/s²):

Incline Angle (degrees):

External Perpendicular Force (N):

N = mg cos(θ) - F_external

Weight: W = mg

Parallel component: F_parallel = mg sin(θ)

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MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: University Physics

by Young & Freedman

ðŸ”„Last reviewed: May 2026

âœ“Formula checks are based on standard references and internal QA review.