Mass Formula:
m: Mass (kilograms, kg)
F: Force (Newtons, N)
a: Acceleration (meters per second squared, m/s²)
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Definition: This calculator computes mass using Newton's second law of motion (F = ma rearranged to m = F/a).
Purpose: It helps physics students and professionals calculate mass when force and acceleration are known.
The calculator uses the formula:
Where:
Explanation: The force is divided by acceleration to determine the mass of the object.
Details: Accurate mass calculations are essential in physics, engineering, and various scientific applications where force and motion are involved.
Tips: Enter the force in Newtons and acceleration in m/s² (default 9.81 m/s² for Earth's gravity). All values must be > 0.
Q1: What's the standard acceleration value on Earth?
A: 9.81 m/s² is the standard acceleration due to gravity at Earth's surface.
Q2: How do I convert pounds to Newtons?
A: Multiply pounds by 4.44822 to get Newtons (1 lb ≈ 4.44822 N).
Q3: What if my acceleration is zero?
A: Division by zero is undefined. The calculator requires positive acceleration.
Q4: Can I use this for objects in space?
A: Yes, but you'll need to know the actual acceleration (not just gravity) acting on the object.
Q5: How precise are the results?
A: Results are precise to 3 decimal places, but actual precision depends on your input values.