A ball A moving with momentum `2hati + 4hatj` collides with identical ball B moving with momentum `6hatj` . After collision momentum of ball B is `10 hatj` . Which of the following statement is correct?

Given A= 3hati+4hatj and B=6hati+8hatj which of the following statement is correct ?

Given A= 3hati+4hatj and B=6hati+8hatj which of the following statement is correct ?

A ball of mass 1 kg moving with velocity vecv = 3hati + 4 hatj collides with a wall and after collision velocity of the ball is -2 hati + 6 hatj . Which of the following unit vectors is perpendicular to wall?

A ball of mass 1 kg moving with velocity vecv = 3hati + 4 hatj collides with a wall and after collision velocity of the ball is -2 hati + 6 hatj . Which of the following unit vectors is perpendicular to wall?

A ball with initial momentum vec P collides with rigid wall elastically. If vec(P^(1)) be its momentum after collision then

A ball with initial momentum P collides with rigid wall elastically. If P^(1) be it's momentum after collision then

A ball with initial momentum P collides with rigid wall elastically. If P^(1) be it's momentum after collision then

A ball of mass m moving with velocity v collides head on elastically with another identical ball moving with velocity - V. After collision

A ball of mass m moving with velocity v collides head on elastically with another identical ball moving with velocity - V. After collision