(a)
To find: how fast it will be going for it hits bottom
(a)
Answer to Problem 43E
Explanation of Solution
Given information:
The acceleration due to gravity is
Calculation:
Velocity is anti derivative of acceleration:
Hence the rock is dropped from rest, initial velocity at
Put,
Therefore the required
(b)
To find: How far below the point is release is the bottom of the crevasse.
(b)
Answer to Problem 43E
Explanation of Solution
Given information:
The acceleration due to gravity is
Calculation:
The position function is the anti derivative of
The position at
Put,
Therefore the required
(c)
To find: how fast it will be going and when it does.
(c)
Answer to Problem 43E
It will hit in
Explanation of Solution
Given information:
The acceleration due to gravity is
Calculation:
When
Solve for
Take the positive time value and plug it into the velocity equation.
Therefore the required It will hit in
Chapter 4 Solutions
CALCULUS-W/XL ACCESS
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