A ball is rolled off a table. The ball rolls along the table for 2 seconds, and rolls a distance of 1.75m. The table is 1.5m high. Find the average speed of the ball on the x-axis. Find the time it takes for the ball to fall to the ground and determine where the ball will land.
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Answer:
Using h=
2
1
gt
2
, we have
h
AB
=
2
1
gt
AC
2
or t
AC
=
g
2h
AB
=
9.8
2×4
=0.9s
Further, BC=vt
AC
.
or v=
t
AC
BC
=
0.9
5.0
=5.55m/s
SIMILAR TO THIS
Explanation:
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