A stone is dropped from a hill of height 180m. Two seconds later another stone is dropped from a point P below the top of the hill . If the two stones reach the ground simultaneously , the height of P from the ground is (g=10ms^(-2))

A stone is dropped from a hill of height 180m. Two seconds later anoth

1.	A stone is dropped from a hill of height 180m. Two seconds later another stone is dropped from a point P below the top of the hill . If the two stones reach the ground simultaneously , the height of P from the ground is (g=10ms^(-2))
Answer» m 90m 80m 90m Answer :C