Concept explainers
(a)
The angle
Answer to Problem 11.112P
Explanation of Solution
Given information:
Initial velocity
Rocket lands at distance
For a uniformly accelerated motion,
In above equation,
Calculation:
For horizontal motion,
Therefore,
For vertical motion,
Therefore,
But, we know that,
Substitute,
Solve further,
But,
Therefore,
Solve to find
Therefore,
To find the angle
Therefore,
Conclusion:
The value of angle
(b)
The maximum height reached by the rocket?
Answer to Problem 11.112P
Explanation of Solution
Given information:
Initial velocity
Rocket lands at distance
For a uniformly accelerated motion,
In above equation,
Calculation:
At maximum height,
Therefore,
We get,
To find maximum height,
Substitute,
Conclusion:
The maximum height reached by the rocket is equal to
(c)
The duration of flight?
Answer to Problem 11.112P
Explanation of Solution
Given information:
Initial velocity
Rocket lands at distance
For a uniformly accelerated motion,
In above equation,
Calculation:
For horizontal motion,
Therefore,
For vertical motion,
Therefore,
But, we know that,
Substitute,
Solve further,
But,
Therefore,
Solve to find
Therefore,
Conclusion:
The possible duration of flight is equal to
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Chapter 11 Solutions
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