A 42 k g , 5.4- m -long beam is supported, but not attached to, the two posts in
ID: 2262195 • Letter: A
Question
A 42kg , 5.4-m-long beam is supported, but not attached to, the two posts in the figure (Figure 1) . A 23kg boy starts walking along the beam.
For help with math skills, you may want to review:
A)How close can he get to the right end of the beam without it falling over?
A 42kg , 5.4-m-long beam is supported, but not attached to, the two posts in the figure (Figure 1) . A 23kg boy starts walking along the beam. You may want to review For help with math skills, you may want to review: How close can he get to the right end of the beam without it falling over?Explanation / Answer
so
(3-5.4/2)*42 = 23(5.4-3-x)
x= 2.4-(0.3*42/23)
1.852 m