A dust packet is dropped from 9th storey of a multi-storeyed building. In the first second of its free fall another dust packet is dropped from 7th storey 15m below the 9th storey. If both packets reach the ground at same time, then height of the building is

Comments and Answers (2)

Andy

Andy

What is the correct solution?

Priya

Priya

does anyone know the correct answer

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