Calendar: 1881-1882 Page 666

APPLIED SCIENCES 667 Sketch and describe the method of setting out any form of cam with which you are familiar and give instances of its application In what respect does an epicyclic train of wheels differ from an ordinary train Sketch and describe the application of an epicyclic train to machinery for manufacturing ropes Trace out the mechanism connecting the weight witjh the pendulum of an eight-day clock describing particularly any form of scapement Describe the construction of chronometer balance and show how it is adjusted for variable temperatures Sketch and describe the snail and show how it is applied for causing clock to strike the successive hours 10 Describe the mechanism for keeping watch going during the time of winding VI comctnral Hrrijttrctural aiiK ihigmmtng Srafotng SECOND AND THIRD YEARS Construct scale fraction fir Make it as complete as possible rectangular building has frontage of 75 feet and depth of 31 feet The latter measurement is '7" on drawing complete the block plan of the building Construct square of square inches area equilateral triangle equal to it man starts at 11 o'clock and walks miles in hours He looks at his watch at 11 15 12 12 30 and 12 45 His friend travels by rail 17 miles in the same time Show by construction how far the friend would have gone on each occasion of the time being noticed by the man who walked field shows on plan quadrilateral sides 3£ 2£ the fourth side at pleasure It represents 17 acres and it and an