Please select the School Subject carefully so one of the teachers who teaches that subject will read your post and answer it. 11th grade is not the proper School Subject.
Sra
The curves on a race track are banked to make it easier for cars to go around the curves at high speed. Draw a free-body diagram of a car on a banked curve. From the motion diagram, find the direction of the acceleration
(a) What exerts the force in the direction of the acceleration?
(b) Can you have such a force without friction? (Explain.)
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