Anon uniform rod has mass
m
and length
l
. if left end of the rod is place...
Physics, 15.01.2020 01:31, jaffeisabel
Anon uniform rod has mass
m
and length
l
. if left end of the rod is placed at
x
=
0
, the mass per unit length of the rod varies according to:
σ
(
x
)
=
b
(
l
−
x
)
, where
b
is a constant to be determined. what is the position of the center of mass of this rod?
1.
5
l
7
2.
l
3
3.
2
l
3
4.
l
2
5
3
l
4
6.
l
4
7.
4
l
5
8.
l
5
Answers: 2
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