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82,

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58,

56.

57.

Which is the operation performed for eliminating sharp edges at the corners while lathe
operations?

(A) Knurling (B) Chamfering
() Under cutting (1)) Grooving

The nose angle of a lathe single point cutting tool is formed in between :
(A) End cutting edge angle and front clearance angle
(B) End cutting edge angle and side rake angle
(C) End cutting edge angle and side cutting edge angle
॥ Side rake angle and side cutting edge angle

The head stock spindle nose has a :
(ಸ) Plain nose (8) Long taper nose
(ಲ) Shert taper nose (1)) All of the above

For balancing a counter weight is required while clamping wark ೧೧ ೩:

(A) Catch plate ऋ) Face plate

{€ Back plate (D) Four jaw chuck
Heat treatment for steel is done for changing its structure and mechanical property. Which
treatment is done for getting a uniform structure of steel?

(ಡಿ) Tempering (B) Annealing

(C) Normalising 3 (D) Hardening

Taper turning by swiveling compound slide method, the compound slide is swiveled to :
(५) Full taper angle (11) Half taper angle

(C) 2 > full taper angle (D) ‏شر‎ of taper angle

Wrought iron 'oonminmg“ 1
(A} Iron, Carbon and Sulphur (18) Iron, Carbon and Nickel
(0) Iron, Carbon and Silicon (൬) णा, Carbon and Flux

Which is the following die is used for cutting accurate threads?
(ಯ) 5016 die (B) Split button die
)0 फट प्रप (D) Two piece adjustable die

9 168/2014
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