h = 0.5g*t^2 = 1.5 m.
4.9t^2 = 1.5.
t^2 = 0.31.
t= 0.553 s. = Fall time.
Dx = Xo*t = 1.2 m.
Xo*0.533 = 1.2
Xo = 2.17 m/s.
A cat chases a mouse across a 1.5 m high
table. The mouse steps out of the way, and
the cat slides off the table and strikes the floor
1.2 m from the edge of the table.
What was the cat’s speed when it slid off
the table? The acceleration of gravity is
9.81 m/s
2
.
Answer in units of m/s.
1 answer
1 answer