Concept explainers
To calculate:
The time of the train cross each other:
Answer to Problem 19P
The time of trains cross each other after
Explanation of Solution
Given information:
The train towards east:
The train towards west:
Total distance:
Calculation:
Let, the time when the
Use the formula of the distance:
Where,
For the train towards east:
For the train towards west:
The total distance covered the two trains is
Use the distributive property:
Add to
Divide both the sides by
The trains cross each other after
The total distance gives
The two trains pass each other after at
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