Four-point masses are placed at four corners of a square of side 4 cm as shown in figure.
Now, choose the incorrect pair from the given pair.
A
-coordinate of center of mass of 
4 kg and 2 kg
B
C
-coordinate of centre of mass of 
and 3 kg D
-coordinate of centre of mass of 
1 kg and 3 kg.
Text Solution
Verified by ExpertsThe correct answer is:
C
Applying 
and 
For case , 
-coordinate of centre of mass is 
.
For case , 
-coordinate of centre of mass is 
.
For case , 
-coordinate of centre of mass is 
.
For case , 
-coordinate of centre of mass is 3 m .
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