Workshop Technology - Section 1 (3)

Directions to Solve

Workshop Technology - Section 1

17.

The cross-section of a chisel is usually

A.	rectangular
B.	square
C.	hexagonal
D.	octagonal

Answer: Option D

Explanation:

No answer description available for this question.

18.

The blank diameter used in thread rolling will be

A.	equal to minor diameter of the thread
B.	equal to pitch diameter of the thread
C.	a little larger than the minor diameter of the thread
D.	a little larger than the pitch diameter of the thread

Answer: Option C

Explanation:

No answer description available for this question.

19.

The purpose of a riser is to

A.	deliver molten metal into the mould cavity
B.	act as a reservoir for the molten metal
C.	feed the molten metal to the casting in order to compensate for the shrinkage
D.	deliver the molten metal from pouring basin to gate

Answer: Option C

Explanation:

No answer description available for this question.

20.

In average work, the tolerance produced by investment casting method is

A.	±0.05 mm
B.	+0.2 mm
C.	+05 mm
D.	+1 mm

Answer: Option A

Explanation:

No answer description available for this question.

21.

The bloom is smaller than a billet.

A.	True
B.	False

Answer: Option B

Explanation:

No answer description available for this question.

22.

When a hole or cavity to be cored is not in line with the parting surface, then a __________ is used.

A.	horizontal core
B.	vertical core
C.	drop core
D.	balanced core

Answer: Option C

Explanation:

No answer description available for this question.

23.

The instrument which has all the features of try-square, bevel protractor, rule and scriber, is

A.	outside micrometer
B.	inside micrometer
C.	depth gauge micrometer
D.	combination set

Answer: Option D

Explanation:

No answer description available for this question.

24.

Metal patterns are used for

A.	small castings
B.	large castings
C.	complicated castings
D.	large scale production of castings

Answer: Option D

Explanation:

No answer description available for this question.

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