A-LevelMathematicsMechanicsMay/June 2017Paper 5 Q69 Marks
A particle P of mass 0.15 kg is attached to one end of a light elastic string of natural length 0.4 m and modulus of elasticity 12 N. The other end of the string is attached to a fixed point A. The particle P moves in a horizontal circle which has its centre vertically below A, with the string inclined at θ° to the vertical and AP = 0.5 m.
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