IPRC Turner Technician Paper 2018

ISRO Propulsion Complex Mahendragiri Turner Technician Paper 2018
Date of Exam – 22nd April 2018
Duration of Exam – 1 Hour 30 Minutes
No. of questions – 60 Nos.

Clearance between mating parts is measured by _______
(a) Dial Gauge
(b) ‘GO’ Guage
(c) Feeler Gauge
(d) Caliper Gauge

Spot-facing is done to ______
(a) deburr the mouth of the drilled hole
(b) make surface flat so that bolt head can take proper seat on the surface
(c) give fine finish to the drilled hole
(d) enlarge the existing hole

Bearings are used for _______
(a) support and hold the shaft in a fixed position
(b) allow the shaft to run freely
(c) minimize the rubbing action
(d) All of the above

Which one of the following is NOT CORRECT in respect of V-belt drive?
(a) It is compact
(b) It can be easily replaced and its maintenance is easy
(c) It causes less noises and vibration
(d) It is used where distance between driver and driven pulleys is more

Interchangeability is normally applied for _________
(a) Repairing of Parts
(b) Mass Prduction
(c) Single Piece Production
(d) All of the above

The base unit of length as per S.I. units is
(a) inch
(b) foot
(c) centimeter
(d) meter

A micrometer has a negative error of 0.03 mm. What is the correct reading when the micrometer measures 40.53 mm?
(a) 40.50 mm
(b) 40.56 mm
(c) 40.46 mm
(d) 40.59 mm

The most important quality of any lubricant is _______
(a) Viscosity
(b) Specific gravity
(c) Specific heat
(d) Emulsification

Drill Jig bushings are normally hardened to
(a) Protect the jig from damage
(b) Ensure prolonged life without wear or tear so as to guide the tool accurately
(c) Guide the tool so that it does not go inclined
(d) Allow the chips to come out easily

Which one of the following proerties offeres resistance to abrasion?
(a) Hardness
(b) Toughness
(c) Ductility
(d) Malleability