To determine if the height of water can reach 50feet, if so, then find then distance.
Answer to Problem 47E
Water arc can be 50feet high.
Height of water ach will be 50feet at 157.5feet and 42.5feet of the river.
Explanation of Solution
Given:
Equation of water arc
Where
Calculation:
According to question:
Maximum height of water arc will be,
So,
So,
Therefore,
So, water arc can be 50feet high.
According to question:
Converting the equation in standard form:
So,
On comparing the equation with
Finding the value of
Substituting the values,
Opening brackets,
So,
Solving root,
Therefore,
So,
Therefore,
So, height of water ach will be 50feet at 157.5feet and 42.5feet of the river.
Chapter 9 Solutions
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