Concept explainers
The power required to overcome the aerodynamics drag.
Answer to Problem 1P
The power required to overcome the aerodynamics drag is
Explanation of Solution
Given:
Drag Coefficient of sports car,
Front area of the car,
Speed of the car,
Density,
Formula Used:
The power required to overcome the aerodynamic drag is
Where,
Force =
Velocity =
Calculation:
The required power is calculated by power equation
We know that
Force applied on caris given by
Where,
Density =
Front Area of the Car =
Drag coefficient =
Rearranging the equation
To calculate power in
As -
Put the given values in equation
But we want the power in
We know that -
So, the calculated power of equation
Conclusion:
Thus, the power required to overcome the aerodynamics drag is
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Chapter 2 Solutions
Principles of Highway Engineering and Traffic Analysi (NEW!!)
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- Traffic and Highway EngineeringCivil EngineeringISBN:9781305156241Author:Garber, Nicholas J.Publisher:Cengage Learning