Question

A stone is thrown upward from the top of a 59.4m heigh cliff with an upward velocity component of 19.6m/s? How long is this stone in the air?
vipul079

Answer 1

Answer:

Explanation:

Taking downward as negative we have,

U=19.6m/s

S=-59.4m

a=-10m/s^2

-59.4=19.6t-1/2gt^2

59.4=4.9t^2-19.6t

Solve the quadratic equation in t and u will get the time of flight