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[" 42.A smooth sphere is moving on a hor...

[" 42.A smooth sphere is moving on a horizontal surface "],[" with velocity vector "2hat i+2" jimmediately before it hits "],[" a vertical wall.The wall is parallel to j vector and the "],[" coefficient of restitution between the sphere and the "],[" wall is "e=(1)/(2)" .The velocity vector of the sphere after it "],[" hits the wall is "],[[" (a) "hat i-vec j," (b) "-hat i+2hat j," (c) "-i-hat j," (d) "2hat i-bar(j)]]

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A smooth sphere is moving on a horizontal surface with velocity vector 3hat(i) + hat(j) immediately before it hits a vertical wall. The wall is parallel to the vector hat(j) and the coefficient of restitution between the wall and sphere is (1)/(3) . The velocity vector of the sphere after it hits the wall is :-

A smooth sphere is moving on a horizontal surface with velocity vector 3hat(i) + hat(j) immediately before it hits a vertical wall. The wall is parallel to the vector hat(j) and the coefficient of restitution between the wall and sphere is (1)/(3) . The velocity vector of the sphere after it hits the wall is :-

A smooth sphere is moving on a horizontal surface with velocity vector 3hat(i) + hat(j) immediately before it hits a vertical wall. The wall is parallel to the vector hat(j) and the coefficient of restitution between the wall and sphere is (1)/(3) . The velocity vector of the sphere after it hits the wall is :-

A smooth sphere is moving on a horizontal surface with velocity vector 3hati+hatj immediately before it hits a vertical wall. The wall is parallel to the vector hatj and the coefficient of restitution between the wall and the sphere is 1//3 . The velocity vector of the sphere after it hits the wall is :

A smooth sphere is moving on a horizontal surface with velocity vector 2hati+2hatj immediately before it hits a vertical wall. The wall is parallel to hatj and the coefficient of restitution of the sphere and the wall is e=1/2 . Find the velocity of the sphere after it hits the wall?

A smooth sphere is moving on a horizontal surface with velocity vector 2hati+2hatj immediately before it hits a vertical wall. The wall is parallel to hatj and the coefficient of restitution of the sphere and the wall is e=1/2 . Find the velocity of the sphere after it hits the wall?

A sphere is moving with velocity vector 2hati+2hatj immediately before it hits a vertical wall. The wall is parallel to hatj and the coefficient of restitution of the sphere and the wall is e=1/2 . Find the velocity of the sphere after it hits the wall?

A sphere is moving with velocity vector 2hati+2hatj immediately before it hits a vertical wall. The wall is parallel to hatj and the coefficient of restitution of the sphere and the wall is e=1/2 . Find the velocity of the sphere after it hits the wall?