Calendar: 1887-1888 Page 681

APPLIED SCIENCES 685 direction of projection of one is horizontal and of the other vertically upwards Find their distance from each other at the end of seconds Explain the meaning of the equation V2 F2 showing how it is obtained and stating the laws on which it was founded Define the resultant of any number of forces If three forces acting at point are in equilibrium prove that each of these forces is equal to the resultant of the other two and opposite in direction uniform rod is feet long and weighs lbs weights of lbs lbs lbs lbs are suspended on it in order at distances of foot apart Find the position of the resultant 10 Find the power necessary to sustain weight of 100 lbs with three movable pullej's and one fixed pulley arranged according to the third system the weight of the pulleys being each ozs find also where the weight should be attached if each pulley is in in diameter Manufacturing &rt anH fHacfyuurg SECOND YEAR Find the breaking weight of cast iron toothed wheel twelve inches diameter on the pitch line and one inch pitch on the diameter Show how the forms of the teeth are to be set out to work truly with straight rack of the same pitch and also how the forms of the teeth on the rack are found Give general description of the arrangement of the ζLondon Hydraulic Power Company's Works Sketch section through an Accumulator and show how the joints are made between the distributing pipes Give general description of the arrangements of the Southwark and Vauxhall Water Works י at Battersea and point out the use of the stand-pipes used there Sketch section through the cylinder valves and steam and exhaust passages of Watt's Double Acting Engine mark