51. The shear velocity is the velocity of
52. A ring gauge is used to measure
53. The grinding of long, slender shafts or bars is usually done by
54. What is the name of the device used in arc welding circuits for the purpose of modifying the rate of current change when the weld road is varied rapidly?
55. Thread grinding requires work speed from
56. Small nose radius
57. The cutting speed is maximum while machining _________ with a high speed steel tool.
58. The cutting speed is minimum while machining _________ with a high speed steel tool.
59. Which among the NC operations given below are continuous path operations?
Arc Welding (AW), Drilling (D), Laser Cutting of Sheet Metal (LC), Milling (M), Punching in Sheet Metal (P), Spot Welding (SW)
Arc Welding (AW), Drilling (D), Laser Cutting of Sheet Metal (LC), Milling (M), Punching in Sheet Metal (P), Spot Welding (SW)
60. The material property which depends only on the basic crystal structure is
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