Home
Back
Force to Weight Conversion:
Where:
W = Weight (kg)
F = Force (N)
g = Gravitational Acceleration (9.81 m/s²)
| From: | To: |
Force to weight conversion calculates the mass of an object based on the force it exerts under a specific gravitational acceleration. Weight is the force of gravity acting on a mass, calculated using Newton's second law of motion.
The calculator uses the formula:
Where:
Explanation: This formula derives from Newton's second law (F = m × a), rearranged to solve for mass when force and acceleration (gravity) are known.
Details: This conversion is essential in physics, engineering, and various applications where you need to determine an object's mass from the force it exerts, particularly in different gravitational environments.
Tips: Enter force in newtons (N) and gravitational acceleration in m/s². On Earth, standard gravity is 9.81 m/s², but this varies on other celestial bodies.
Q1: What's the difference between mass and weight?
A: Mass is the amount of matter in an object (constant), while weight is the force of gravity acting on that mass (varies with gravity).
Q2: Why is Earth's gravity 9.81 m/s²?
A: This is the average gravitational acceleration at Earth's surface, varying slightly by location due to factors like altitude and latitude.
Q3: How would weight differ on other planets?
A: Weight changes with different gravitational accelerations. For example, on Mars (g=3.71 m/s²), objects weigh about 38% of their Earth weight.
Q4: Can I use this for non-gravitational forces?
A: No, this formula specifically converts gravitational force to mass. For other accelerations, use F = m × a directly.
Q5: What if I have weight and want to find force?
A: Use the reverse calculation: F = W × g, where W is mass in kg and g is gravitational acceleration.