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Free fall
v = gt; h = ½gt²; v² = 2gh
Where: g = acceleration due to gravity (m/s²), t = time (s), v = final velocity / speed (m/s)
Solved example
Given: g = 7, t = 5
Find: v (final velocity / speed (m/s))
- Formula: v = g·t
- Substitute the values: v = 5·7
- Result: v = 35
Answer: v = 35
Calculator
How to calculate Free fall
- Write down the formula: v = gt; h = ½gt²; v² = 2gh.
- Note the known values (g, t).
- Substitute them and simplify to find v.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for Free fall?
The formula is v = gt; h = ½gt²; v² = 2gh, where g = acceleration due to gravity (m/s²), t = time (s), v = final velocity / speed (m/s).
What is Free fall when g = 7, t = 5?
v = 35. Substitute the values into v = gt; h = ½gt²; v² = 2gh and simplify.