Concept explainers
An apple drops from a tree and hits the ground in 1.5 s. What is its speed just before it hits the ground?
The speed with which the apple hits the ground if hits the ground in
Answer to Problem 52A
Explanation of Solution
Given:
The time taken by the apple to hit the ground,
Formula used:
The instantaneous speed in free fall at a time
where,
Calculation:
Using the above-mentioned formula and given value, the speed with which the apple hits the ground in
Conclusion:
Hence, the speed with which the apple hits the ground is
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