Question

A particle is moving on a circular path with constant speed v. What is the change in its velocity after it has described an angle of 60⁰?

• A. v$\sqrt{2}$
• B. v$\sqrt{3}$
• C. v
• D. 2v

Answer 1

Answer: (C)

v

Answer 2

Change in velocity = 2v sin $\frac{\theta}{2}$