Workshop Technology - Section 1 (2)

Directions to Solve

Workshop Technology - Section 1

9.

The electrodes used in spot welding have a tip of

A.	stainless steel
B.	aluminium
C.	copper
D.	brass

Answer: Option C

Explanation:

No answer description available for this question.

10.

In a centrifugal casting method, the impurities are collected in the centre of the casting.

A.	Yes
B.	No

Answer: Option A

Explanation:

No answer description available for this question.

11.

In a die casting method, the molten metal is forced into mould under high pressure.

A.	Correct
B.	Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

12.

In shielded arc welding

A.	large electrode is used
B.	welding rod coated with slag is used
C.	welding rod coated with fluxing material is used
D.	none of the above

Answer: Option C

Explanation:

No answer description available for this question.

13.

In submerged arc welding, an arc is produced between a

A.	carbon electrode and the work
B.	metal electrode and the work
C.	bare metal electrode and the work
D.	two tungsten electrodes and the work

Answer: Option C

Explanation:

No answer description available for this question.

14.

The machining allowance provided on patterns depends upon

A.	type of casting metal
B.	size and shape of casting
C.	method of casting used
D.	all of these

Answer: Option D

Explanation:

No answer description available for this question.

15.

In back-hand welding, the angle between the welding torch and the work is kept as

A.	30°-40°
B.	40°-50°
C.	50°-60°
D.	60°-70°

Answer: Option B

Explanation:

No answer description available for this question.

16.

A plug gauge is used to check the diameter of shafts and studs.

A.	Correct
B.	Incorrect

Answer: Option B

Explanation:

No answer description available for this question.

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