Vikram Sarabhai Space Center Machinist Technician Paper 2016
Railway Recruitment Board (RRB) will be conducting RRB Technician CBT Exam from 06th March 2026 to 13th March 2026 in different cities. If you are searching RRB Technician Machinist Exam Paper then this page is useful to you.
Which of the following mechanism is used in a shaper to convert the oscillatory motion to linear motion ?
(a) Worm and worm wheel mechnaism
(b) Bevel gear mechanism
(c) Crank and slotted mechanism
(d) Bell crank lever mechanism
Clapper box in a shaper is used in order
(a) To avoid length of tool
(b) To ensure cutting action
(c) To lift the tool during return stroke
(d) To lift the tool during cutting stroke
The purpose of tumbler gear in a lathe is to
(a) Cut gears
(b) Reduce spindle speeds
(c) Give designed directions of movement to the carriage
(d) REverse the spindle direction
The main feed shaft of a slotting machine is driven by
(a) Bevel gear mechanism
(b) Pawl and Ratchet wheel mechanism
(c) Tumbler gear mechanism
(d) Worm and worm gear mechanism
To form small length of taper for mass production, method preferable is
(a) Compound rest method
(b) Set over
(c) Form tool
(d) Attachment
Knurling is the operation done on
(a) Lathe
(b) Milling
(c) Grinding
(d) Shaping
In a planing machine, the metal is removed when the table moves in
(a) Forward direction
(b) Backward direction
(c) Forward and backward direction
(d) Crosswise direction
Ra value of a surface refers to
(a) Type of coating given on a surface
(b) Heat treatment given on a surface
(c) Roughness of a surface
(d) Hardness of a surface
The three main classes of fits used in the BIS system are
(a) Clearance, transition and interference
(b) Loose fit, sliding fit and expansion fit
(c) Round fit, flat fit and expansion fit
(d) Tight fit, push fit and medium fit
Advantage of capstan and turret lathe over other lathes is
(a) Mounting of multiple tools
(b) Oeprating at high speeds
(c) Simplest of all Lathes
(d) Suitable for small works
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