Home
Current Affairs January 2024

What is the correct answer?

4

The maximum production of small and slender parts is done by

A. Watch maker's lathe

B. Sliding head stock automatic lathe

C. Multi-spindle automatic lathe

D. Capstan lathe

Correct Answer :

C. Multi-spindle automatic lathe


Related Questions

What is the correct answer?

4

What is the type of welding defect caused due to poor deposition of weld rod is called?

A. Porosity

B. Undercut

C. Under fill

D. Crack

What is the correct answer?

4

Gear burnishing is a process for

A. Surface finishing

B. Undercut gears

C. Cycloidal gears

D. Removing residual stresses from teeth roots

What is the correct answer?

4

Crater wear leads to

A. Increase in cutting temperature

B. Weakening of tool

C. Friction and cutting forces

D. All of these

What is the correct answer?

4

A broach has

A. Roughing teeth

B. Semi-finishing teeth

C. Finishing teeth

D. All of these

What is the correct answer?

4

In order to achieve a specific surface finish in single point turning, the most important factor to be controlled is

A. Depth of cut

B. Cutting speed

C. Feed

D. Tool rake angle

What is the correct answer?

4

The lathe centres are provided with standard taper known as

A. Morse taper

B. Seller's taper

C. Chapman taper

D. Brown and Sharpe taper

What is the correct answer?

4

The type of tool used on milling machine and broaching machine is

A. Single point cutting tool

B. Two point cutting tool

C. Three point cutting tool

D. Multipoint cutting tool

What is the correct answer?

4

Tumbler gears in lathe are used to

A. Reduce the spindle speed

B. Cut gears

C. Give desired direction of movement to the lathe carriage

D. Drill a workpiece

What is the correct answer?

4

A lathe with four steps on the cone pulley and with back-gears will have

A. Four direct speeds

B. Four indirect speeds

C. Four direct and four indirect speeds

D. Eight indirect speeds

What is the correct answer?

4

Ceramic cutting tools are

A. Made by cold pressing of aluminium oxide powder

B. Available in the form of tips

C. Brittle and have low bending strength

D. All of these

What is the correct answer?

4

Which of the following statement is correct for oblique cutting system?

A. The cutting edge is inclined at an angle less than 90° with the normal to the velocity of the tool.

B. Frequently, more than one cutting edges are in action.

C. The chip flows on the tool face at an angle less than 90° with the normal on the cutting edge.

D. All of the above

What is the correct answer?

4

The lip angle is the angle

A. Between the tool face and the ground end surface of flank

B. Made by the face of the tool and the plane parallel to the base of the cutting tool

C. Between the face of the tool and a line tangent to the machined surface at the cutting point

D. None of the above

What is the correct answer?

4

The common welding error that occurs due to shrinkage of weld metal, faulty clamping of parts, faulty penetration or overheating at joints is called?

A. Distortion

B. Warping

C. Porous weld

D. Poor fusion

What is the correct answer?

4

As tool and work are not in contact in EDM process

A. No relative motion occurs between them

B. No wear of tool occurs

C. No power is consumed during metal cutting

D. No force between tool and work occurs

What is the correct answer?

4

The chuck used for setting up of heavy and irregular shaped work should be

A. Four jaw independent chuck

B. Three jaw universal chuck

C. Magnetic chuck

D. Drill chuck

What is the correct answer?

4

The cutting speed for drilling __________ with high speed steel drills is 24 to 45 m/min.

A. Mild steel

B. Copper

C. Aluminium

D. Brass

What is the correct answer?

4

The angle on which the strength of the tool depends is

A. Rake angle

B. Cutting angle

C. Clearance angle

D. Lip angle

What is the correct answer?

4

In a metal arc welding process, a gas metal arc welding with magnetized flux is used and can be done in all the positions i.e. flat position, vertical position or inclined position.

A. Globular transfer

B. Spray transfer

C. GMAW practice

D. Dip transfer

What is the correct answer?

4

The method of centre less grinding used to produce taper is

A. In-feed grinding

B. Through feed grinding

C. End feed grinding

D. Any one of these

What is the correct answer?

4

Which one of the following is a solid state joining process?

A. Gas tungsten arc welding

B. Resistance spot welding

C. Friction welding

D. Submerged arc welding

What is the correct answer?

4

Which of the following operations is carried out at a minimum cutting velocity if the machines are equally rigid and the tool work materials are the same?

A. Turning

B. Grinding

C. Boring

D. Milling

What is the correct answer?

4

Side relief angle of a single point tool is the angle

A. By which the face of the tool is inclined towards back

B. By which the face of the tool is inclined sideways

C. Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool

D. Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base

What is the correct answer?

4

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

A. Counter-boring

B. Grooving

C. Knurling

D. Facing

What is the correct answer?

4

Down milling is also called

A. Conventional milling

B. Climb milling

C. End milling

D. Face milling

What is the correct answer?

4

The width of cutting edge of a parting off tool varies from

A. 3 to 12 mm

B. 5 to 20 mm

C. 8 to 30 mm

D. 15 to 40 mm

What is the correct answer?

4

In up milling, the thickness of chip is

A. Minimum at the beginning of the cut and maximum at the end of the cut

B. Maximum at the beginning of the cut and minimum at the end of the cut

C. Uniform throughout the cut

D. None of these

What is the correct answer?

4

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

A. Friction zone

B. Work-tool contact zone

C. Shear zone

D. None of these

What is the correct answer?

4

The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece, is called

A. Up milling

B. Down milling

C. Face milling

D. End milling

What is the correct answer?

4

In electro discharge machining, tool is made of

A. Brass

B. Copper

C. Copper tungsten alloy

D. All of these

What is the correct answer?

4

The maximum possible draft in cold rolling of sheet increases with the

A. Increase in coefficient of friction

B. Decrease in coefficient of friction

C. Decrease in roll radius

D. Decrease in roll velocity