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:A battery of e.m.f 3.0V is connected across a…The bar magnet illustrated in the diagram above…A lens that is thinner at the middle and thicker at…A block is acted upon by two horizontal forces as…A battery of emf 24V is connected to three resistors…