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A model rocket blasts off and moves upward with an
Chapter 2, Problem 92P(choose chapter or problem)
Problem 92P
A model rocket blasts off and moves upward with an acceleration of 12 m/s2 until it reaches a height of 26 m, at which point its engine shuts off and it continues its flight in free fall.
(a) What is the maximum height attained by the rocket?
(b) Whatis the speed of the rocket just before it hits the ground?
(c) What is the total duration of the rocket's flight?
Questions & Answers
QUESTION:
Problem 92P
A model rocket blasts off and moves upward with an acceleration of 12 m/s2 until it reaches a height of 26 m, at which point its engine shuts off and it continues its flight in free fall.
(a) What is the maximum height attained by the rocket?
(b) Whatis the speed of the rocket just before it hits the ground?
(c) What is the total duration of the rocket's flight?
ANSWER:
Solution 92P
Step 1 of 9
In the given case, a rocket blasts off and acceleration with until it reaches a height of
and at that height the engine shuts off but still the rocket continues its flight of free fall.
Here we need to calculate the maximum height reached by the rocket, final speed of the rocket just before reaching ground and total during for which the rocket is in air.