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31.

The length of a hacksaw blade is measured from

A.	Extreme one to-extreme end	B.	Centre of hole at one end to the centre of hole at the other end
C.	The formula L = 16 x width	D.	None of these

32.

The width of slot eut by a hack-saw blade is

A.	Equal to the width of blade	B.	Less than the width of blade
C.	Slightly more than the width of blade	D.	None of these

33.

Hack-saw blades having the number of teeth as given below are available. Which one would you chose for cutting brass

34.

A Hack-saw blade cuts on

A.	Forward stroke	B.	Return stroke
C.	Both	D.	Depends on direction of force
E.	Depends on orientation

35.

A thin tube is to be cut by hacksawing. Blades with following TPI are available which blade will be appropriate for the job

36.

A knee is a part of

37.

A plug gauge is used for measuring

38.

A master gauge is

A.	Used by masters	B.	Used by all mechanics
C.	A standard gauge for checking accuracy of gauges used on shop floors	D.	A gauge used by experienced technician
E.	None of above

39.

If the rake angle on a HSS lathe tool is 25 degrees the materials being machined is

40.

Which one of the following materials will have highest cutting speed?