A uniform bar AB is balanced on a knife-edge which is 60cm from B by...
PHYSICS
WAEC 2015
A uniform bar AB is balanced on a knife-edge which is 60cm from B by a mass of 22g which hangs at C 10cm from A. Calculate the mass of the bar.
- A. 133.2g
- B. 66.0g
- C. 60.0g
- D. 22.0g
Correct Answer: B. 66.0g
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