2009
Physics
67e856d33cf20db308447ec1
If two masses 40g and 60g respectively, are attached firmly to end of a light metre rule, what is the centre of gravity of the system?
A.
at the mid point of the metre rule
B.
40cm from the lighter mass
C.
40cm from the heavier masses
D.
60cm from the heavier masses
Correct Answer: 40cm from the heavier masses
Explanation
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