Top 20 Questions of MD (B-TECH Mechanical Engineering 3rd)
Most Repeated Questions
Top 20 Questions of Machine drawing
Previous year question paper with solutions for Top repeated questions of Machine drawing
PTU • B-TECH • Mechanical Engineering • 3rd
Browse Top 20 questions of MD (B-TECH Mechanical Engineering 3rd) previous year question papers for Top repeated questions of Machine drawing. This page helps MD students find semester-wise papers for revision, exam practice, and understanding previous exam patterns. These are the top twenty repeated questions identified from previous year papers for MD (B-TECH Mechanical Engineering 3rd), helping students focus on the most frequently asked topics.
Unit –I
Introduction: Principles of Drawing, Requirements of production drawing, Sectioning and
conventional representation, Dimensioning, symbols of standard tolerances, Machining Symbols,
introduction and Familiarization of Code IS: 296
Unit –II
Fasteners: Various types of screw threads, types of nuts and bolts, screwed fasteners, welding
joints and riveted joints
Punjab Technical University
Unit –III
Assembly and Disassembly:
a) Couplings: Solid or Rigid Coupling, Protected Type Flange coupling, Pin type flexible coupling,
muff coupling, Oldham, universal coupling, claw coupling, cone friction clutch, free hand sketch
of single plate friction clutch.
b) Knuckle and cotter joints
c) Pipe and Pipe Fittings: flanged joints, spigot an socket joint, union joint, hydraulic an
expansion joint
d) IC Engine Parts: Piston, connecting rod
e) Boiler Mountings: Steam stop valve, feed check valve, safety valve, blow off cock.
f) Bearings: Swivel bearing, thrust bearing, Plummer block, angular plumber block
g) Miscellaneous: Screw Jack, Drill Press Vice, Crane hook, Tool Post, Tail Stock, Drilling Jig.