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Grade: 12th pass
        
a uniform rod of length 7L is bent as shown in figure.find the coordinates of centre of mass of the system.
one year ago

Answers : (1)

Vikas TU
6874 Points
							
Xcom =(m1*0 + m2*l + m3*2l + m4*1.5l)/(m1 +m2 +m3 +m4)
For 7l length mass be let m,
then for 2l length rod,
mass => m1 = m2 = m3 = 2m/7
m4 = > m/7
Hence,
on putting the values
xCOM = 15/14l
Similarly for y coordinates,
yCOM = 6l/7 
one year ago
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