A-LevelMathematicsMechanicsOct/Nov 2022Paper 4 Q49 Marks
A block of mass 8 kg is placed on a rough plane which is inclined at an angle of 18° to the horizontal. The block is pulled up the plane by a light string that makes an angle of 26° above a line of greatest slope. The tension in the string is TN (see diagram). The coefficient of friction between the block and plane is 0.65.
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