a A point mass m is connected with ideal inextensible string

Last updated: 5/28/2023

a A point mass m is connected with ideal inextensible string of length and other end of string is tied at point O as shown in the figure The string is made horizontal and mass is released from point A to perform vertical circular motion There is a nail at point N such that ON r Find the value of r so that mass m is able to just perform complete vertical circular motion about point N O F g 4 2 3 0 B l