Coefficient of static friction-glass resting in moving car
Not what you're looking for?
A coffee cup on the horizontal dashboard of a car slides forward when the driver decelerates from 44.4 km/hr to rest in 3.65 s or less, but not if he decelerates in a longer time. What is the coefficient of static friction between the cup and the dash?
Purchase this Solution
Solution Summary
The solution shows all mathamatical steps and start explaining right from the basics. You can do similar problems yourself afer going through this solution.
Solution Preview
Initial velocity of the car u = 44.4 km/hr
u = 44.4 * (5/18) m/s = 12.33 m/s
Final velocity V = 0
We can write, v = u + at .....(1)
where a is the ...
Purchase this Solution
Free BrainMass Quizzes
Classical Mechanics
This quiz is designed to test and improve your knowledge on Classical Mechanics.
Introduction to Nanotechnology/Nanomaterials
This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.
Intro to the Physics Waves
Some short-answer questions involving the basic vocabulary of string, sound, and water waves.
The Moon
Test your knowledge of moon phases and movement.
Variables in Science Experiments
How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.