What is the maximum velocity with which a body of mass 'm' must enter a vertical loop of radius 'R'so that it can complete the loop?_x005F_x000D_ A) 0Â B) gR Â C) Â 2gRÂ D)Â Â 5gR

What is the maximum velocity with which a body of mass 'm' must enter

1.	What is the maximum velocity with which a body of mass 'm' must enter a vertical loop of radius 'R'so that it can complete the loop?_x005F_x000D_ A) 0Â B) gR Â C) Â 2gRÂ D)Â Â 5gR
A.	A
B.	B
C.	C
D.	D
Answer» E.