Question:

A hexagonal pyramid first placed in such a way its axis is perpendicular to V.P and one edge AB parallel to H.P and then next this is turned about its axis so the base AB is now making some angle with H.P. The top view for previous and later one will be having different shapes.

A.

true

B.

false

Answer» b. false

Question:

A pentagonal prism is resting on H.P on one of its corners and from top view the solid’s axis is making 30 degrees with the xy reference line. What are the top views of the 1st, 2nd, 3rd stages of orthographic drawing?

A.

rectangle, rectangle, heptagon

B.

pentagon, heptagon, heptagon

C.

rectangle, heptagon, rectangle

D.

pentagon, rectangle, heptagon

Answer» b. pentagon, heptagon, heptagon

Question:

A square pyramid is placed such that its axis is inclined to H.P and one of its base’s edges is parallel to V.P the front view and top view will be                              

A.

square, isosceles triangle

B.

irregular pentagon, square

C.

isosceles triangle, irregular pentagon

D.

pentagon, equilateral triangle

Answer» c. isosceles triangle, irregular pentagon

Question:

If a plane is parallel to one of the reference plane then the projection onto the other reference planes would be a line.

A.

true

B.

false

Answer» a. true

Question:

Hexagonal iv. 8

A.

1, i; 2, ii; 3, iii; 4, iv

B.

1, iii; 2, ii; 3, iv; 4, i

C.

1, iii; 2, iv; 3, ii; 4, i

D.

1, iv; 2, iii; 3, ii; 4, i

Answer» c. 1, iii; 2, iv; 3, ii; 4, i

Question:

When a hemisphere is placed on H.P such that the flat surface is perpendicular to V.P and inclined with horizontal then the front view will be                          

A.

semi circle

B.

circle

C.

ellipse

D.

irregular one

Answer» a. semi circle

Question:

If a plane is perpendicular to vertical and inclined to horizontal plane with 30 degrees then the vertical trace makes                degrees with xy reference.

A.

30 degrees

B.

60 degrees

C.

150 degrees

D.

90 degrees

Answer» a. 30 degrees

Question:

A tetrahedron is made to place on V.P that is with its axis perpendicular to it and one of the edges of base parallel to H.P and then the tetrahedron is made to rotate w.r.t to V.P up to an acute angle. The top view of previous and later one is                      

A.

isosceles triangle, isosceles triangle

B.

equilateral triangle, isosceles triangle

C.

equilateral triangle, square

D.

square, irregular polygon of 4 sides

Answer» a. isosceles triangle, isosceles triangle

Question:

When a solid is placed such that axis is inclined with the H.P and parallel to the V.P. Its projections are drawn in                       stages.

A.

1

B.

4

C.

2

D.

3

Answer» c. 2

Question:

If a right angled triangle is made to revolute about one of its perpendicular sides the solid formed is                  

A.

cube

B.

triangular prism

C.

cone

D.

cylinder

Answer» c. cone