Wednesday
April 23, 2014

Homework Help: Physics

Posted by Sam on Tuesday, November 16, 2010 at 4:52pm.

A sturdy wooden board, 4.0 meters long and with a mass of 32 kg, rests on two supports (labeled L and R) placed 1.2 m from each end as shown in the figure below.
(a) Suppose that a man with a mass of 60 kg stands at the center of the board (point a). What are the upward forces on the board from each support?
(b) Now the man stands 1.0 m from one end of the board (point b). What are the upward forces from each support now?
(c) The man edges gradually toward the end of the board. At what distance from the end does the board finally tip?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - A person is standning on the end of a diving board as shown. The ...
physics - A 59 kg diver stands at the end of a 32 kg springboard, the spring ...
Physics - Find the forces exerted by the two supports of a 4.0m, 50-kg diving ...
Physics - a person stands a distance of 0.300 meters from the right end of a 2....
physics - a person stands a distance of 0.300 meters from the right end of a 2....
physics - A 82 kg adult sits at one end of a 8.6 m long board. His 23 kg child ...
physics - a person stands a distance of 0.300 meters from the right end of a 2....
PHYSICS - A 74 kg adult sits at one end of a 8.5 m long board. His 35 kg child ...
physics - A fulcrum is placed under the center of a uniform 4.00m long, 3.00kg ...
physics - Two people are holding up the ends of a 4.40-kg wooden board that is l...

Search
Members