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excellence1

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A ball thrown from the top of the tallest building the Buruj Khalifa in Dubai falls 3m the 1st sec, 9m the 2nd sec and 15 in the 3rd sec.
a) How far does the ball fall in the 15th sec
If the height of the Burij Khalifa is 828 m, find how long it would take for the ball to hit the ground.
 

InteGrand

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A ball thrown from the top of the tallest building the Buruj Khalifa in Dubai falls 3m the 1st sec, 9m the 2nd sec and 15 in the 3rd sec.
a) How far does the ball fall in the 15th sec
If the height of the Burij Khalifa is 828 m, find how long it would take for the ball to hit the ground.










 

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