A particle performs shm in straight line. Starting from rest in the 1st second it covers p distance and in 2nd second it cover q from p distance. Find amplitude of oscillation in terms p and q only ...

Radium(Atomic no. 87 and mass no.221) is a radioactive substance having half life of 4 days.Find the probability that a nucleus undergoes decay after two half lives. A.1 B.1/2 C.3/4 D.1/4 ...

A spherical ball of mass m and radius r rolls without slipping on a rough concave surface of large radius R. It makes small oscillations about the lowest point. Find the time period. ...

Radium(Atomic no. 87 and mass no.221) is a radioactive substance having half life of 4 days.Find the probability that a nucleus undergoes decay after two half lives. A.1 B.1/2 C.3/4 D.1/4 ...

There is an equiconvex lens of focal length of 20 cm.If the lens is cut into two equal parts perpendicular to the principle axis,the focal length of each part will be- (a)20cm (b)10cm (c)40cm (d)15cm ...

Happy New year everyone. So, I recently watched Dhoom 3 and came across this scene where Amir Khan, and Amir Khan are on a launch, and are facing Abhishek Bachchan and Uday Chopra. Then they decide to fuse or join their bikes ...