(a)
To find: The distance from the television camera to the rocket changing.
(a)
Answer to Problem 37E
The distance from the television camera to the rocket changing is
Explanation of Solution
Given information:
The given speed is
Calculation:
Consider the camera is located at
where
now by Pythagoras theorem,
Now differentiate equation (1) with respect to
Substitute the values.
Therefore, the distance from the television camera to the rocket changing is
(b)
To find: How fast is the camera’s angle of elevation changing.
(b)
Answer to Problem 37E
The angle is changing with the rate
Explanation of Solution
Given information:
The given speed is
Calculation:
Consider the angle of elevation of the camera at the point
When,
And,
Then,
Therefore, the angle is changing with the rate
Chapter 4 Solutions
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