When a plane is parallel to a reference plane, it has no trace on that plane. Its trace on the other reference plane, to which the earlier reference plane is perpendicular, is parallel to xy reference line.

• Top view gives true shape and size

• Top view trace parallel to XY line

• Front view gives true shape and size

• Horizontal trace parallel to XY line

The side view, top view and front view of a regular cone placed base parallel to profile plane.

• Triangle, triangle and circle

• circle, triangle and triangle

• rectangle, triangle and circle

• circle, rectangle and triangle

In fourth angle projection

• H.P transparent, V.P transparent

• H.P non transparent, V.P transparent

• H.P transparent, V.P non transparent

• None of these

The number of folding methods for folding of various sizes of drawing sheets is ________

• 1

• 2

• 3

• 4

Which of the lines is a thin continuous line with the ends terminating in arrowheads and is enclosed by extension lines, outlines or centre lines?

• Leader line

• Dimension line

• Extension line

• Section line

The development of the lateral surface of a cylinder is a rectangle having one side equal to the (a)   of its basecircle and the other equal to its length

• radius

• area

• circumference

• diameter

IS 11664 : 1986 is standard for _____

• scales for use in technical drawings

• folding of drawing prints

• sizes and Layout of Drawing Sheets

• axonometric projection

In perspective projection, the point in which the perpendicular axis pierces the picture plane and lies on horizon line is called (a)   .

• ground line

• horizon line

• center of vision

• station line

Ratio of true length to isometric length in a drawing

• 0.82

• 1.22

• 1

• 0.99

If 2.50 feet of a drawing represent 30 inches of the actual object, then the RF of the scale is

• 2.5

• 1

• 10

• None of these