A   u  n i f o r  m    b e a m   3m long w e i g h s  100N.   L o a d s  of 50 N and 150 N   a r e   p l a c e d   o n   t h e  b e a m   a t   p o i n t s   w h i c h   a r e  1/2 m and 2 1/2 m,  r e s p e c t i v e l y ,   f r o m   i t s   l e f t   e n d .   I f   t h e   b e a m   i s  k e p t   i n   a   h o r i z o n t a l   p o s i t i o n   b y   s u p p o r t s   a t   i t s   t w o   e  n d s ,  f i n d   t h e s e   r e a c t i o n  s .

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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20.  A   u  n i f o r  m    b e a m   3m long w e i g h s  100N.   L o a d s  of 50 N and 150 N   a r e   p l a c e d   o n   t h e  b e a m   a t   p o i n t s   w h i c h   a r e  1/2 m and 2 1/2 m,  r e s p e c t i v e l y ,   f r o m   i t s   l e f t   e n d .   I f   t h e   b e a m   i s  k e p t   i n   a   h o r i z o n t a l   p o s i t i o n   b y   s u p p o r t s   a t   i t s   t w o   e  n d s ,  f i n d   t h e s e   r e a c t i o n  s . 

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