REFRIGERATION AND AIR CONDITIONING QUIZ

At recrystallization temperature

Between recrystallization temperature

Between 100⁰C to 150⁰C

Above recrystallization temperature

Smoothing and squaring the surface around a hole

Producing a hole by removing metal along the circumference of a hollow cutting tool

Making a cone-shaped enlargement of the end of a hole

Sizing and finishing a small diameter hole

Between two successive regrinds of the wheel

Taken for the wheel to be balanced

Taken between two successive wheel dressings

Taken for a wear of 1 mm on its diameter

Soft and ductile materials

Hard and ductile materials

Soft and brittle materials

Hard and brittle materials

26.56

20.56

36.56

30.56

Multi-point cutting tool

Three point cutting tool

Single point cutting tool

Two point cutting tool

To remove considerable amount of metal without regard to accuracy of the finished surface

To produce good surface finish and high degree of accuracy

Any one of the above

To grind exterior cylindrical surfaces

By which the face of the tool is inclined towards back

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

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

By which the face of the tool is inclined sideways

Drill a hole

Correct the hole

Finish the drilled hole

Enlarge the existing hole

Investment casting

Squeeze casting

Centrifugal casting

Slush casting