Engineering Graphics Unit 1

Name the curve which is generated by a point moving in such a way that its distance from directrix is greater than its distance from focus.

• Parabola

• Ellipse

• Hyperbola

• Rectangular Hyperbola

Name the curve which is generated by a point moving in such a way that its distance from directrix is lesser than its distance from focus.

• Ellipse

• Parabola

• Hyperbola

• None of the above

Eccentricity of a parabola is equal to One

• True

• False

Which type of curve is generated by a point on the circumference of a rolling circle if it rolls inside another circle(Base Circle or Directing Circle)

• Hypo Cycloid

• Hyerbola

• Epi Cycloid

• Cycloid

Which type of curve is generated by a point on the circumference of a rolling circle if it rolls outside another circle(Base Circle or Directing Circle)

• Ellipse

• Hypo Cycloid

• Cycloid

• Epi Cycloid

Cycloid is generated when a generating circle rolls outside another circle.

• True

• False

The locus of the end of a thread which is unwound from a cylinder is called as

• Involute

• Cycloid

• Hyperbola

• Parabola

The R.F of a scale which reduces size of actual object in a drawing is greater than 1

• True

• False

The dimension of 16.3 can be marked using

• Diagonal Scale or Plain Scale

• Diagonal Scale or Vernier Scale

• Vernier Scale only

• Plain Scale or Diagonal Scale or Vernier Scale

For which conic section is the distance from Vertex to Focus equal to the distance from Vertex to Directrix

• Rectangular Hyperbola

• Ellipse

• Parabola

• Hyperbola