PAYMENT
UNIT – I
INTRODUCTION TO ENGINEERING DRAWING:
PRINCIPLES OF ENGINEERING DRAWING/
GRAPHICS – VARIOUS DRAWING INSTRUMENTS –
CONVENTIONS IN DRAWING –
LETTERING PRACTICE – BIS CONVENTIONS.
CURVES: CONSTRUCTIONS OF CURVES USED IN
ENGINEERING PRACTICE:
A) CONIC SECTIONS INCLUDING THE
RECTANGULAR HYPERBOLA – GENERAL
METHOD ONLY.
B) CYCLOID, EPICYCLOID AND HYPOCYCLOID
C) INVOLUTE.
SCALES: CONSTRUCTION OF DIFFERENT TYPES OF
SCALES, PLAIN, DIAGONAL, VERNIER
SCALE.