Manufacturing Technology (3151912) MCQs

MCQs of Metal Joining Processes

Showing 31 to 40 out of 137 Questions
1 2 3 4 5 6
31.

The carburising flame as compared to oxidising flame is

(a)

More luminous
(b)

Less luminous
(c)

Equally luminous
(d)

Unpredictable
Answer:

Option (a)

32.

The material which can be best cut with oxygen cutting process is

(a)

mild steel
(b)

brass
(c)

copper
(d)

aluminium
Answer:

Option (a)

33.

Acetylene gas is stored in cylinders in

(a)

solid form
(b)

gaseous form
(c)

liquid form
(d)

any one of these
Answer:

Option (c)

34.

The oxygen cylinder is usually painted with

(a)

black colour
(b)

white colour
(c)

maroon colour
(d)

yellow colour
Answer:

Option (a)

35.

Cylinders in which oxygen gas is stored are

(a)

Fabricated by casting
(b)

Seamless steel cylinders
(c)

Fabricated by forging
(d)

Properly heat treated
Answer:

Option (b)

36.

The maximum flame temperature occurs

(a)

at the outer cone
(b)

at the inner cone
(c)

between the outer and inner cone
(d)

at the torch tip
Answer:

Option (b)

37.

The acetylene cylinder is usually painted with

(a)

black colour
(b)

white colour
(c)

maroon colour
(d)

yellow colour
Answer:

Option (c)

38.

Acetylene is stored in the gas cylinders

(a)

In gaseous form
(b)

In liquid form
(c)

In liquid form
(d)

Under high pressure
Answer:

Option (b)

39.

The acetylene cylinder is filled with a material saturated with

(a)

Calcium carbide
(b)

Calcium oxide
(c)

Black carbon
(d)

Acetone
Answer:

Option (d)

40.

In a gas welding of mild steel using an oxy-acetylene flame, the total amount of acetylene consumed is 10 litre. The oxygen consumption from the cylinder is

(a)

5 litre
(b)

10 litre
(c)

15 litre
(d)

20 litre
Answer:

Option (b)

Showing 31 to 40 out of 137 Questions
1 2 3 4 5 6