Question

A person with his hands in his pockets is skating on ice at the velocity of 10 m/s and describes a circle of radius 50 m. What is his inclination with vertical?

(A) tan^-1\(\Big(\frac{1}{10}\Big)\)

(B) tan^-1\(\Big(\frac{3}{5}\Big)\) 

(C) tan^-1(1)

(D) tan^-1\(\Big(\frac{1}{5}\Big)\)

Answer 1

Answer is  (D) tan^-1\(\Big(\frac{1}{5}\Big)\)

The inclination of person from vertical is given by