2014 CAIE AS & A level May June Physics Paper 11 Q. No. 13 (9702/11/M/J/14) by Sajit C Shakya
2014 Cambridge International AS & A level May June Physics Paper 11 Q. No. 13 (9702/11/M/J/14) by Sajit Chandra Shakya from Nepal Chapter - FORCES A spindle is attached at one end to the centre of a lever of length 1.20 m and at its other end to the centre of a disc of radius 0.20 m. A string is wrapped round the disc, passes over a pulley and is attached to a 900N weight. What is the minimum force F, applied to each end of the lever, that could lift the weight? A 75N B 150N C 300N D 950N
