A car moves in a horizontal circle with a path of radius R. The car completes each revolution in a given time period T and has an acceleration A. What is the magnitude of the acceleration of the car in terms of the above variables?
A) 2piR/T
B) 4piR/T
C) 4pi^2R/T^2
D) T^2/4pi^2R
E) T/4piR
Please help me understand!

Question

A car moves in a horizontal circle with a path of radius R. The car completes each revolution in a given time period T and has an acceleration A. What is the magnitude of the acceleration of the car in terms of the above variables?
A) 2piR/T
B) 4piR/T
C) 4pi^2R/T^2
D) T^2/4pi^2R 
E) T/4piR
Please help me understand!

shamim · Answer

Do u know the formula 
a=omega^2*R

shamim · Answer

Feel free to ask if need any explanation

anonymous · Answer

Sorry just saw your reply!