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For turning small taper on long workpiece, the suitable method is
A set of jobs A, B, C, D, E, F, G, H arrive at time t = 0 for processing on turning and grinding machines. Each job needs to be processed in sequence - first on the turning machine and second on the grinding machine, and the grinding must occur immediately after turning. The processing times of the jobs are given below. Job A B C D E F G H Turning (minutes) 2 4 8 9 7 6 5 10  Grinding (minutes)  6 1 3 7 9 5 2 4 If the makespan is to be minimized, then the optimal sequence in which these jobs must be processed on the turning and grinding machines is
Which of the following machine is based upon the principle that the rotating edge of the tool exerts a large force on the workpiece and holes are being created in the workpiece? The material is removed from the workpiece by the shearing and extrusion process.
Which of the following option is correct for given statements about plug gauges for self-holding tapers? Statement 1: Plug is inserted with high pressure for checking taper. Statement 2: Morse taper is a type of self-holding taper.
During taper turning operation 100mm of smaller side diameter and 800mm of bigger side diameter was required. What will be the value of taper gradient for a job of 1m in length?
The accompanying image shows a large cube made of dark and white small sugar cubes. Small cubes of the diagonally arranged row of the bottom surface of the large cube, small cubes of the row with one face on the right-hand surface of the large cube, small cubes of the row with one face on the front surface of the large cube, and small cubes of the column with one face on the top of large cube surface are all dark. Select the number of small white cubes of the large cube.
Some small cubes of same height 7 cm but variable length and width are put inside a large cuboid of height 21 cm. Length and width of cuboid is 32 cm and 24 cm, respectively. Small cubes are put such that cubes at the bottom most layer is of similar base area; second layer contains all the cubes of similar base area and third layer have all the cubes of similar base area. Which of the following statement(s) given below is / are TRUE? A: If side of each small cubes at bottom most layer is 8 cm, then maximum number of small cubes that can be put at bottom most layer is 12. B: If maximum of 48 cubes can be put at second layer, then side of each cube at second layer is 6 cm. C: If side of each small cubes at third layer is 1.6 cm, then maximum number of small cubes that can be put at third layer is 300.
Compound rest swiveling method in taper turning operation is most suitable for
A man walks 20 m towards South.Than turning to his right he walks 30 m.Than turning to his left he walks 20 m.Again turning to his left he walks 30 m.How far is he from his starting position ?
A man walks 30 meters towards South, then turning to his right, he walks 30 meters, then turning to his left, he walks 20 meters, again turning to his left, he walks 30 meters. How far is he from his starting point ?