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Clockwise moments = 15x N + 5(X × 20) N
Anticlockwise moments = (20 × 10) + (60 × 10) N cm, = 800 N cm.
Anti-clockwise moments = clockwise moments
800 N cm = 15X + 5X + 100
800 n cm = 20X + 100
20X = 700
X = 35 cm.
Therefore, the length of the bar = 40 + 20 + 35 + 20 = 115 cm.
Mutiso answered the question on October 11, 2018 at 18:54
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