The minimum speed for a particle at the lowest point of a vertical circle of radius 𝑟, to describe the circle is 𝑣. If the radius of the circle is reduced to one-fourth its value, the corresponding minimum speed will be

Question : The minimum speed for a particle at the lowest point of a vertical circle of radius 𝑟, to describe the circle is 𝑣. If the radius of the circle is reduced to one-fourth its value, the corresponding minimum speed will be

(A) 𝑣/4

(B) 𝑣/2

(C) 2𝑣

(D) 4v

Answer : option (B)

Solution :

The minimum speed for a particle at the lowest point of a vertical circle of radius 𝑟, to describe the circle is 𝑣. If the radius of the circle is reduced to one-fourth its value, the corresponding minimum speed will be
Tags: No tags

Add a Comment

Your email address will not be published. Required fields are marked *