Q. Glazing in grinding wheels takes place when the

View solution

Q. Low helix angle drills are preferred for drilling holes in

View solution

Q. Dielectric is used in

View solution

Q. The type of reamer used for reaming soft aluminium or copper, is

View solution

Q. The tool material, for faster machining, should have

View solution

Q. The helix angle of a drill is more than 30° for drilling aluminium.

View solution

Q. In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent of 0.25, if the cutting speed is halved, then tool life will become

View solution

Q. The tap used to cut threads in a blind hole is

View solution

Q. A jig is defined as a device which

View solution

Q. A mandrel is used to hold

View solution

Q. Jigs are used

View solution

Q. The swing diameter over carriage is always less than the swing diameter over bed.

View solution

Q. The plain milling machine is more rigid and heavier in construction than a universal milling machine of the same size.

View solution

Q. An operation of embossing a diamond shaped pattern on the surface of a workpiece, is known as

View solution

Q. An operation of enlarging the end of a hole cylindrically is known as grooving.

View solution

Q. Which of the following statement is wrong?

View solution

Q. It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece. Which of the following machine will be used?

View solution

Q. The lathe centres are provided with standard taper known as

View solution

Q. In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges is called

View solution

Q. The grooving is an operation of

View solution