Physics
Normal Force Calculator
Normal force on a mass on an incline: N = mg cosθ.
Free to use — no sign-up or login.
Normal force N
N
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This free Normal Force Calculator covers Normal force on a mass on an incline: N = mg cosθ.
On a level surface θ = 0° and N = mg; on a slope the normal is reduced by cosθ. Related physics tools sit beside How it works, with no account required.
Using the Normal Force Calculator
Normal force on a mass on an incline: N = mg cosθ. Typical inputs are Mass m (kg), Incline angle θ (°) and Gravity g (m/s²). How it works beside the form states the identity the Normal Force Calculator applies.
FAQ
How do I use the Normal Force Calculator?
Open the Normal Force Calculator, fill Mass m (kg), Incline angle θ (°) and Gravity g (m/s²), and read the result. Multiply weight by cos of the incline angle.
What formula does the Normal Force Calculator use?
The Normal Force Calculator uses the identity in How it works. In words: Multiply weight by cos of the incline angle.