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  Item Reference: KCLCAL-1889-1890-766

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120 ENGINEERING DEPARTMENT fixed pulley and single movable pulley mass of 15 lbs draws up mass of 12 lbs find the accelerations and the tension of the string during the motion When two parallel forces act on different points of body shew that the sum of their moments about any point in their plane is equal to the moment of their resultant about the same point Explain what occurs when the forces are parallel but directed opposite ways not along the same line of action The lengths of three uniform rods forming triangle are and 10 inches Find the position of the centre of gravity of the rods Shew that it coincides with the centre cf the circle in- scribed in the triangle formed by joining the middle points of the rods smooth rod AB ft long and weighing 10 lbs is attached by hinge at to fixed point cord CD ft long fixed at is tied at to ring without weight which passes over the rod The line joining CA is horizontal and ft in length Find the tension of the cord -jIHanufactuvmg &rt SECOND YEAR Sketch section through hydraulic press and describe its action by reference to your drawing Show clearly the method of packing the ram and also the contrivance for registering the pressure upon it Why is the base of the cylinder of large press rounded instead of being flat Sketch section through cylinder and ram of an accumulator and show the arrangement of the pump and valves for filling the accumulator Point out the method of raising water by means of pumps in deep pit showing the construction of the pumps and their connection with the pump spear What points have to be taken into consideration
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