What is the minimum velocity with which a body of mass m must enter a vertical loop of radius R so that it can complete the loop?
A. \(\sqrt{2gR}\)
B. \(\sqrt{3gR}\)
C. \(\sqrt{5gR}\)
D. \(\sqrt{gR}\)
Answer:C
What is the minimum velocity with which a body of mass m must enter a vertical loop of radius R so that it can complete the loop?
A. \(\sqrt{2gR}\) B. \(\sqrt{3gR}\) C. \(\sqrt{5gR}\) D. \(\sqrt{gR}\)