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Question

Mardy Bum · 2008-09-25 16:45:33

A small ball rolls horizontally off the edge of a tabletop that is 1.2 m high. It strikes the floor at a point 1.52 m horizontally from the table edge. a) How long is the ball in the air? b) What is its speed at the instance it leaves the table? A rifle is aimed horizontally at a target 30 m away. The bullet hits the…

25-09-2008 4:45pm

#1

Mardy Bum

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Join Date: August 2008

Posts: 3643

A small ball rolls horizontally off the edge of a tabletop that is 1.2 m high. It strikes the floor at a point
1.52 m horizontally from the table edge.
a) How long is the ball in the air?
b) What is its speed at the instance it leaves the table?
A rifle is aimed horizontally at a target 30 m away. The bullet hits the target 1.9 cm
below the aiming point. What are
c) the bullet's time of eight and
d) its speed as it emerges from the rifle?

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Comments

#2 25-09-2008 5:38pm

ZorbaTehZ

Registered Users, Registered Users 2 Posts: 2,149 ✭✭✭

Join Date: August 2006

Posts: 2046

Everything you need is there. Make an attempt at it and someone on the forum will help you along.

0