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 uniform bar AB is balanced on a knife-edge which…The mass and weight of a body on earth are 8kg and…A battery of emf 24V is connected to three resistors…A block is acted upon by two horizontal forces as…An electric circuit is connected as illustrated…