A bar AB is balanced horizontally on two knife edges as illustrated as in the diagram above. Determine the weight of the bar. by Sunday | Jan 23 | Physics WAEC | 0 comments A. 10.0N B. 20.0N C. 40.0N D. 50.0N Correct Answer: Option C C. 40.0N Users Also Read These:The diagram above illustrates a bar magnet near a…Two magnets are used to magnetize a soft iron bar PQ…The bar magnet illustrated in the diagram above…Two similar cells are used to light two similar…A battery of emf 24V is connected to three resistors…