Class/Course - Engineering Entrance

Subject - Physics

Chapter - Rotational Motion


Attention Engineering Entrance standard Aspirants! Just Exam provide a platform to all students who want to make practice for various subject online. We prepare this platform on the base of CBSE. If you want to join our unlimited test series, then please write us at info@justexam.in about your class/course


Dear User, Kindly login/register to view answer & explanation of each question.
Click here to Login/Sign Up.
Q.1 A coin is placed on a horizontal platform which undergoes verticle simple harmonic motion of angular frequency ω. The amplitude of oscillation is gradually increased. The coin will leave contact with the platform for the first time
  at the mean position of the platform
  for an amplitude of g/ω2
  for an amplitude pf g22
  at the highest position of the platform