Two bodies having same mass 40 kg are moving in opposite direction. One with a velocity of 10 m/s and the other will 7m/s. if they collide nd move as one body, the velocity of the combination is

Two bodies are moving with 20m/s in opposite directions. What is the relative velocity ?

A body of mass 3 kg moving with a velocity of 4 m//s towards left collides head on with a body of mass 4 kg moving in opposite direction with a velocity of 3 m//s . After collision the two bodies stick together and move with a common velocity which is

A body of mass 3 kg moving with a velocity of 4 m//s towards left collides head on with a body of mass 4 kg moving in opposite direction with a velocity of 3 m//s . After collision the two bodies stick together and move with a common velocity which is

A body of mass 2 kg moving with a velocity of 3 m/sec collides head on with a body of mass 1 kg moving in opposite direction with a velocity of 4 m/sec. After collision, two bodies stick together and move with a common velocity which in m/sec is equal to

A body of mass 2 kg moving with a velocity of 3 m/sec collides head on with a body of mass 1 kg moving in opposite direction with a velocity of 4 m/sec. After collision, two bodies stick together and move with a common velocity which in m/sec is equal to

A body of mass 2 kg moving with a velocity of 3 m/sec collides head on with a body of mass 1 kg moving in opposite direction with a velocity of 4 m/sec. After collision, two bodies stick together and move with a common velocity which in m/sec is equal to