AIPMT PRELIMS2002Physics-System of Particles and Rotational Motion
AIPMT PRELIMS 2002 Physics Center of Mass MCQ Question
Type: MCQ-conceptual-Medium-Class 11
A rod of length is 3m and its mass acting per unit length is directly proportional to distance x from one of its end then its centre of gravity from that end will be at :-
A
1.5 m
B
2 m
C
2.5 m
D
3.0 m
Correct Answer
Option B
Detailed Explanation
The center of gravity for a rod with mass distribution proportional to distance is at 2/3 of its length from the heavier end, which is 2.5 m.
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