A uniform metre rule is balanced by a 4 N weight as shown in the diagram.
Mocm
0
50 cm
100 cm
pivot
4 N
W
What is the weight W of the metre rule?
A 1N
B
4N
C 16N
D 40N
Answers
Answered by
9
Answer:
40 N is the answer.....
thanx....
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