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Write the Name of operation from the following statements :
= The tool with abrasives mounted on it is held on a spindle
= As the spindile rotates, a reciprocating motion is also given to the tool

_ Carried out for stock removal from metallic and non-metallic work pieces for achieving
super finish

(A) Scraping (B) Honing
(C) Frosting 0) Flaking

Write the name of lapping material which is used for Lapping tungsten carbide :
(ಸ) Boron carbide ൯) Silicon carbide
(C) Aluminium oxide (D) Diamond
Constructional features and use of a particular coupling is given below, what is the name of
this coupling :
@ Both half of the couplings have three jaw hubs
Gi) A rubber spacer inset with six legs fits between the two hubs
Gii) Used for low power transmission
(A) Grid coupling (B) Tyre coupling
(C) Gear coupling (D) Spider coupling

An imaginary circle on which two mating gears seems to be rolling is known as :

(A) Addendum circle ൯) Dedendum circle

(C) Pitch circle (D) Circular pitch
The temperature at which the vapour is given off from the oil is known as ofa
lubricant :

(ಸಿ) Pour point (B) Fire point

(C) Flash point (D) Oiliness

Name the hydraulic valve shown in figure :

011 8
a
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(^) 4/3 way direction control valve (B) 4/2 way direction control valve
(C) 2/2 way direction control valve (D) Non return valve

014/2024 8 A