6 Two balls are dropped from a tall building at a timeinterval of 3 s. The first ball hits the ground, reboundselastically, and collides with second ball at a height78.75 m. The height of the building is (g- 10 ms) 180 m(3) 200 mm(2) 150 mm(4) 90 m

6 Two balls are dropped from a tall building at a timeinterval of 3 s.

1.	6 Two balls are dropped from a tall building at a timeinterval of 3 s. The first ball hits the ground, reboundselastically, and collides with second ball at a height78.75 m. The height of the building is (g- 10 ms) 180 m(3) 200 mm(2) 150 mm(4) 90 m
Answer» 6 Two balls are dropped from a tall building at a timeinterval of 3 s. The first ball hits the ground, reboundselastically, and collides with second ball at a height78.75 m. The height of the building is (g- 10 ms) 180 m(3) 200 mm(2) 150 mm(4) 90 m

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6 Two balls are dropped from a tall building at a timeinterval of 3 s. The first ball hits the ground, reboundselastically, and collides with second ball at a height78.75 m. The height of the building is (g- 10 ms) 180 m(3) 200 mm(2) 150 mm(4) 90 m

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