Q. In drilling bakellite and fibrous plastics, the point angle of a drill is

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Q. The shear velocity is the velocity of

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Q. In centreless grinders, the regulating wheel is inclined at

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Q. A grinding wheel is said to be of __________ if the abrasive grains can be easily dislodged.

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Q. In drilling softer materials, the cutting speed is __________ as compared to harder materials.

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Q. The angle between the lathe centres is

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Q. When the shear angle is large

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Q. The correct sequence of the following parameters in order of their maximum to minimum influence on tool life is

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Q. In drilling aluminium, a drill with

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Q. Ceramic cutting tools are

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Q. Which of the following statement is correct about hot machining?

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Q. For turning internal tapers, the suitable method is

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Q. Lathe bed is made of

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Q. In metal machining, the zone where the maximum heat is generated due to the plastic deformation of metal, is called

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Q. The operation of making a cone-shaped enlargement of the end of a hole is known as

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Q. Which of the following statement is correct in regard to centreless grinding?

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Q. The specific cutting energy used for establishing the machinability of the metal depends upon its

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Q. The form grinding is used to grind gear teeth, threads, splined shafts and holes.

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Q. Which of the following parameters govern the value of shear angle in continuous chip formation?

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Q. The relief or clearance at the cutting edge of a flat drill varies from

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