ISRO Previous Year Questions Paper 2016
1. Various alloying elements are added to produce different alloys steels, which one of the following combinations of alloy elements is used in HSS? (a) Chromium, Nickel and Molybdenum (b) Nickel, Molybdenum and Silicon (c) Chromium, Vanadium and Manganese (d) Chromium, Vanadium and Tungsten 2. It is required to finish grind a diamond 50mm hardened steel shaft on a cylindrical grinding machine, if the recommended surface speed of the work is 30 m/min,then r.p.m of the work is ? (a) 190 (b) 150 (c) 210 (d) 250 3. Which gear arrangement used to change the circular motion of horizontal to vertical without change in speed ratio? (a) Two spur gear (b) Two helical gear (c) Two bevel gear (d) Worm and worm gear 4. Indexing head mechanisms works with? (a) Rack and Pinion (b) Worm and Worm gear (c) Two helical gear (d) Two bevel gear 5. Which one of the bushes used in a drill jig permits tools of different diameter? (a) Press f...