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Directions to Solve

In each of the sentences given below a word is printed in bold. Below it four choices are given. Pick up the one which is most nearly the same in meaning as the word printer in bold and can replaces it without altering the meaning of the sentence.

Q1: He is averse to the idea of holding elections now.

A opposed

B convinced

C angry

D agreeable

Q2: A ring gauge is used to

A test the accuracy of holes

B check the diameter of shafts or studs

C check the clearance between two mating surfaces

D all of the above

Q3: A casting defect which results in general enlargement of a casting is known as

A shift

B scab

C sand wash

D swell

Q4: Rotary swaging

A is used for reducing the diameters of round bars and tubes by rotating dies which open and close rapidly on the work

B is used to improve fatigue resistance of the metal by setting up compressive stresses in its surface

C consists of pressing the metal inside a chamber to force it out by high pressure through an orifice which is shaped to provide the desired form of the finished part

D is extensively used for making bolts and rivets

Q5: The operation of cutting a number of holes evenly spaced in a regular pattern on a sheet of metal is. called perforating.

A Disagree

B Agree

Q6: The metal is subjected to mechanical working for

A all of these

B reducing original block into desired shape

C refining grain size

D controlling the direction of flow lines

Q7: During hot working of metals

A grain structure of the metal is refined

B porosity of the metal is largely eliminated

C all of the above

D mechanical properties are improved due to refinement of grains

Q8: The electron beam welding can be carried out in

A a pressurised inert gas chamber

B open air

C a shielded gas environment

D vacuum

Q9: In tungsten-inert gas arc welding, a __________ electrode is used.

A non-consumable

B consumable

Q10: The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called

A piercing

B shearing

C blanking

D punching