Types of Curves - Mechanical Draughtsman Objective Exam Questions - Set 02 - ObjectiveBooks

# Practice Test: Question Set - 02

1. What is the curve if the generating circle rolls outside the directing circle?
(A) Circle
(B) Epicycloid
(C) Parabola
(D) Hyperbola

2. Which conic section has one vertex?
(A) Circle
(B) Ellipse
(C) Parabola
(D) Hyperbola

3. What is the shape of surface if a right circular cone is cut by a plane making a smaller angle with the axis, (i.e. the plane is not parallel to the slant lined passes through the base)?
(A) Circle
(B) Ellipse
(C) Parabola
(D) Hyperbola

4. What is the eccentricity of hyperbola?
(A) Less than one
(B) More than one
(C) Equal to one
(D) Equal to zero

5. Which is a practical application of cycloidal curve?
(A) Gear tooth profile
(B) Water channel design
(C) Railway bridge arches

6. What is the practical application of rectangular hyperbola?
(A) Water channels
(B) Gear profile
(D) Lathe chucks

7. What is the term for the curve traced by a point moves in a plane in such a way that the sum of its distance from two fixed points is constant?
(A) Ellipse
(B) Parabola
(C) Hyperbola
(D) Circle

8. What name the curve traced out by a point on the circumference of a circle that rolls outside another circle of larger diameter?
(A) Cycloid
(B) Hypocycloid
(C) Epicycloid
(D) Circle

9. What is the practical application of Archimedes spiral?
(A) Helical gear tooth profile
(B) Spring of clock

10. What is set of points on the major axis at equidistant from centre to create the curve of ellipse?
(A) Focus
(B) Foci
(C) Minor axis
(D) Tangent and normal

11. Which data is required for constructing a spiral?
(C) Tangent
(D) Number of convolutions

12. Which is a practical application of parabolic curve?
(A) Reflecting of light
(B) Spring of clock