velocity = v = -gt = -9.8*2.03 = -19.89
so speed = 19.9 m/s
A window washer drops a brush from a scaffold on a tall office building.
What is the speed of the falling brush after
2.03 s? (Neglect drag forces.) The acceleration due to gravity is 9.8 m/s
2
.
Answer in units of m/s
i got 20.19 but its wrong
1 answer