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741.

Plate liners used between the vice-jaw and the work piece are made of

A.	Copper or Tin	B.	Mild steel
C.	Hard steel

742.

Device used in the fitting shop used for holding round bars during marking/centre drilling thin faces is known as

A.	V-block	B.	Bench vice
C.	Surface plate

743.

Material used for surface plate in fitting shop is

A.	Cast iron	B.	Mild steel
C.	Cast steel

744.

The length of hacksaw blades is

A.	200 - 300 mm	B.	300 mm - 400 mm
C.	150 mm - 250 mm

745.

Usual thickness of a hacksaw blade is

A.	0.7 mm	B.	1 mm
C.	0.4 mm

746.

Usual width of a hacksaw blade is

A.	12.7 mm	B.	15 mm
C.	10 mm and above

747.

Hacksaw used for cutting steel, cast iron, aluminium etc, has the following number of teeth per centimeter

A.	7	B.	10
C.	12

748.

Teeth of a hacksaw are

A.	Bent alternately in opposite directions	B.	Bent in one direction only
C.	In a single plane

749.

While cutting with a hacksaw, the number of teeth contacting the job should be

A.	More than one	B.	Only one
C.	Any of (A) or (B)

750.

The weight of hammers used in a fitting ship is

A.	0.45 kg - 0.70 kg	B.	0.75 kg - 1 kg
C.	0.25 kg - 0.50 kg