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Mathematics 7 Online
OpenStudy (anonymous):

a ball is dropped from a height if 5m onto a sandy floor and penetrates the sand up to 10 cm before coming to restfind the retardaion of the ball in sand assuming it to be uniform

OpenStudy (anonymous):

1º find the velocity of the ball just befor hiting the sand

OpenStudy (anonymous):

then?

OpenStudy (anonymous):

kk i understood

OpenStudy (anonymous):

v = √ (2 g h) use this formula for 1º part

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