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Which expression can be used to calculate centripetal acceleration?

2 Answers

2 votes

Answer:

It's B

Step-by-step explanation:

Which expression can be used to calculate centripetal acceleration?-example-1
4 votes

Explanation :

We know that the centripetal force always acting towards the center of a circle. Mathematically, it is given as :


a_c=(v^2)/(r).........(1)

v is the velocity of an object moving in circular motion,
v=(2\pi r)/(T)

r is the radius of the circle

T is the time taken by an object.

Put he value of v is equation (1)


a_c=(1)/(r)((2\pi r)/(T))^2


a_c=(4\pi^2 r)/(T^2)

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