# Multiple choice question for engineering

## Set 1

1. If a solid is positioned that its axis is perpendicular to one of the reference plane. Which of the following is false?

a) Axis is parallel to other reference plane

b) Base is parallel to reference plane

c) Projection on that plane gives true shape of its base

d) Base is perpendicular to horizontal plane

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2. If a solid’s axis is perpendicular to one of the reference planes then the projection of solid on to the same plane gives the true shape and size of its ___________

a) lateral geometry

b) base

c) cross-section

d) surface

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3. When the axis of solid is perpendicular to H.P, the ______view should be drawn first and ____ view then projected from it.

a) front , top

b) top, side

c) side, front

d) top, front

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4. When the axis of solid is perpendicular to V.P, the ______view should be drawn first and ____ view then projected from it.

a) front , top

b) top, side

c) side, front

d) top, front

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5. When the axis of solid is parallel to H.P &V.P, then ______view should be drawn first and ____ and _______view then projected from it.

a) front , top, side

b) top, side, front

c) side, front, top

d) top, front, side

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6. The front view, side view and top view of a regular square pyramid standing on horizontal plane base on horizontal plane.

a) triangle, triangle and square

b) square, triangle and triangle

c) square, triangle and square

d) triangle, square and triangle

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7. The front view, side view and top view of a cylinder standing on horizontal plane base on horizontal plane.

a) circle, rectangle and rectangle

b) rectangle, rectangle and circle

c) rectangle, circle and rectangle

d) circle, triangle and triangle

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

a) Triangle, triangle and hexagon

b) hexagon, triangle and triangle

c) hexagon, triangle and hexagon

d) triangle, hexagon and triangle

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

a) Triangle, triangle and circle

b) circle, triangle and triangle

c) rectangle, triangle and circle

d) triangle, circle and triangle

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10. The side view, top view and front view of a regular pentagonal prism placed axis perpendicular to vertical plane.

a) rectangle, rectangle and pentagon

b) pentagon, rectangle and rectangle

c) pentagon, rectangle and pentagon

d) rectangle, pentagon and rectangle

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11. Square pyramid, cylinder, triangular prism, cone are placed one next to other in between the reference planes in different positions given below match the following.

Position of solids | Front View | ||

1. | Square pyramid- axis perpendicular to V.P | i. | Rectangle |

2. | Cylinder- base parallel to profile plane | ii. | Circle |

3. | Triangular prism – axis perpendicular to H.P | iii. | Square |

4. | Cone- base parallel to V.P | iv. | Triangle |

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

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

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

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

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12. Pentagonal pyramid, tetrahedron, cuboid and cone are placed one next to other in between the reference planes in different positions given below match the following.

Position of solids | Front View | ||

1. | Pentagonal pyramid- axis perpendicular to H.P | i. | Smallest base |

2. | Tetrahedron- base parallel to vertical plane | ii. | Pentagon |

3. | Cuboid – smallest side parallel to H.P | iii. | Triangle |

4. | Cone- base parallel to P.P (profile plane) | iv. | Pentagon |

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

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

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

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

### View Answer

13. Square prism, hexagonal pyramid, cube, sphere are placed one next to other in between the reference planes in different positions given below match the following.

Position of solids | Front View | ||

1. | Square prism- axis perpendicular to V.P | i. | Circle |

2. | Hexagonal pyramid- base parallel to H.P | ii. | Rectangle |

3. | Triangular prism – axis perpendicular to P.P | iii. | Triangle |

4. | Sphere | iv. | Triangle |

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

b) 1, ii; 2, iii; 3, ii; 4, i

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

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

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## Set 2

1. ___________ surface is formed when a sphere is cut by a plane.

a) Ellipse

b) Parabola

c) Circle

d) Hyperbola

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2. When a hemisphere is placed on the ground on its flat face, its front view is a ___________

a) semi circle

b) circle

c) ellipse

d) irregular one

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3. When a hemisphere is placed on the ground on its flat face, its top view is a ___________

a) semi circle

b) circle

c) ellipse

d) irregular one

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4. When the flat face of hemisphere is inclined to the H.P or the ground and is perpendicular to the V.P, it is seen as __________(partly hidden) in the top view.

a) semi circle

b) circle

c) ellipse

d) irregular one

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5. 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

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6. When two spheres of same radius are placed on H.P both are touching each other and the line joining the centers is perpendicular to V.P. The front view will be.

a) Single circle

b) Two circles

c) Concentric circles

d) Intersecting circles

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7. When two spheres of same radius are placed on H.P both are touching each other and the line joining the centers is perpendicular to V.P. The top view will be _______________

a) single circle

b) two circles

c) concentric circles

d) intersecting circles

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8. When two spheres of same radius are placed on H.P both are touching each other and the line joining the centers is making 45 degrees to V.P. The front view will be _______________

a) single circle

b) two circles

c) concentric circles

d) intersecting circles

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9. When two spheres of same radius are placed on H.P both are touching each other and the line joining the centers is making 45 degrees to V.P. The top view will be _____________

a) single circle

b) two circles

c) concentric circles

d) intersecting circles

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10. When two spheres of different radius are placed on H.P both are touching each other and the line joining the centers is perpendicular to V.P. The front view will be ____________

a) single circle

b) two circles

c) concentric circles

d) intersecting circles

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11. When two spheres of different radius are placed on H.P both are touching each other and the line joining the centers is perpendicular to V.P. The top view will be ______________

a) single circle

b) two circles

c) concentric circles

d) intersecting circles

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12. Three spheres of same radius are placed on H.P such that the line joining centers is parallel to H.P and each one touching other two. The front view will be ____________

a) three circles

b) two circles

c) concentric circles

d) intersecting circles

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13. Three spheres of same radius are placed on H.P such that the line joining centers is parallel to H.P and each one touching other two. The top view will be ______________

a) three circles

b) two circles

c) concentric circles

d) intersecting circles

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## Set 3

1. If a line AB parallel to both the horizontal plane and vertical plane then the line AB is _____________

a) parallel to profile plane

b) lies on profile plane

c) perpendicular to profile plane

d) inclined to profile plane

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2. A line AB of length 20 cm is placed in 1st quadrant and parallel to profile plane and the end A and B are 15, 10 cm away from the horizontal plane respectively. The length of the line in top view is ______ cm.

a) 11.18

b) 13.2

c) 17.32

d) 19.36

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3. A line of length 15 cm is parallel to horizontal plane and makes an angle of 30 degrees with vertical plane. The length of line in top view is ____ cm.

a) 30

b) 15

c) 12.9

d) 7.5

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4. A line AB of length 10 cm is placed in 2nd quadrant parallel to vertical plane and 5 cm away from the vertical plane and ends are 7 cm and 4 cm from horizontal plane. The top view and front view lines apart from each other.

a) True

b) False

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5. A line of length 16 cm is parallel to horizontal plane and makes an angle of 30 degrees with vertical plane placed in 3rd quadrant. The length of line in front view is ____ cm.

a) 32

b) 16

c) 13.8

d) 8

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6. A line AB of length 15 cm is placed in 4th quadrant and parallel to profile plane and the end A and B are 8, 6 cm away from the horizontal plane respectively. The length of the line in front view is ______ cm.

a) 14.8

b) 9

c) 7

d) 2

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7. A line AB of length 2 m is placed in 2nd quadrant and parallel to vertical plane and the end A and B are 0.5 m and 0.3 m away from the horizontal plane respectively. The length of the line in top view is ______ m.

a) 1.98

b) 1.97

c) 1.936

d) 2

### View Answer

^{2}-0.2

^{2})= 1.98m.

8. A line of length 30 inches is parallel to profile plane and makes an angle of 60 degrees with vertical plane. The length of line in top view is ____ inches.

a) 30

b) 15

c) 25.9

d) 51.9

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9. A line of length 25 cm is parallel to horizontal plane and makes an angle of 45 degrees with profile plane. The length of line in side view is ____ cm.

a) 25

b) 12.5

c) 88.3

d) 17.67

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10. The length of line parallel to one of the plane of projection planes will show same length if view of that line is drawn on to the plane.

a) True

b) False

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11. A line parallel to horizontal plane and at a distance of 10 units to it and both the end of line are 6 units away from the vertical plane. Which of the following statement is false?

a) The line parallel to vertical plane

b) The side view of line gives a point.

c) The length of line in front view is 10 units.

d) The length of line in top view is 6 units.

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12. A line AB of length 12 inches is perpendicular to profile plane at distance of 6 inches from vertical plane and 3 inches from horizontal plane. The distance from line to xy reference line in top view is _____inches.

a) 6

b) 3

c) 12

d) 0

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13. A line AB of length 3 m is perpendicular to vertical plane at distance of 2 m from profile plane and 0.5 m from horizontal plane. The distance from line to xy reference line in front view is _____m.

a) 1.5

b) 0.5

c) 2

d) 3

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14. A line AB of length 24 cm is parallel to vertical plane and perpendicular to profile plane held at a distance of 5 cm away from horizontal plane and 6 cm away from the vertical plane. The distance from xy reference line to line AB is _____ cm in top view.

a) 6

b) 12

c) 5

d) 7.8

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15. A line AB of length 24 cm is parallel to vertical plane and perpendicular to profile plane held at a distance of 5 cm away from horizontal plane and 6 cm away from the vertical plane. The distance from xy reference line to line AB is _____ cm in front view.

a) 6

b) 12

c) 5

d) 7.8

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## Set 4

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

a) 1

b) 4

c) 2

d) 3

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

a) True

b) False

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3. A regular cone first placed in such a way its axis is perpendicular to V.P and next this is tilted such that its base is making some acute angle with V.P. The top view for previous and later one will be.

a) Triangle, triangle

b) irregular shape of circle and triangle, triangle

c) triangle, irregular shape of circle and triangle

d) circle, triangle

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4. A regular cone first placed in such a way its axis is perpendicular to V.P and next this is tilted such that its base is making some acute angle with V.P. The front view for previous and later one will be having same shape.

a) True

b) False

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5. A regular pentagon prism first placed in such a way its axis is perpendicular to V.P and one edge is parallel to H.P and next this is tilted such that its axis is making some acute angle with V.P. The front view for previous and later one will be ____________________

a) pentagon, pentagon

b) rectangle, pentagon

c) pentagon, irregular hexagon

d) irregular hexagon, pentagon

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6. A cylinder first placed in such a way its axis is perpendicular to V.P and next this is tilted such that its axis is making some acute angle with V.P. The front view for previous and later one will be ____________

a) circle, rectangle with circular ends

b) rectangle, rectangle

c) rectangle with circular ends, rectangle

d) circle, rectangle

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7. A cylinder first placed in such a way its axis is perpendicular to V.P and next this is tilted such that its axis is making some acute angle with V.P. The top view for previous and later one will be ____________

a) circle, rectangle with circular ends

b) rectangle, rectangle

c) rectangle with circular ends, rectangle

d) circle, rectangle

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

a) Triangle of base, triangle due to slanting side

b) Triangle due to slanting side, triangle of base

c) Triangle of base, rhombus

d) Rhombus, triangle of base

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

a) Square, Isosceles triangle

b) Irregular pentagon, square

c) Irregular pentagon, isosceles triangle

d) Pentagon, equilateral triangle

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

a) Square, irregular polygon

b) Irregular polygon, rectangle

c) Rectangle, irregular polygon

d) Pentagon, square

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11. A regular cone having its axis parallel to H.P and perpendicular to V.P at first but then the cone’s axis keeping parallel to H.P and rotated such that its new axis is perpendicular to previous axis. The front view of the previous and later one is _____________

a) Circle, triangle

b) Circle, triangle with circular base

c) Triangle, triangle

d) Circle, circle

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12. A regular cone having its axis parallel to H.P and perpendicular to V.P at first but then the cone’s axis keeping parallel to H.P and rotated such that its new axis is perpendicular to previous axis. The top view of the previous and later one is ______________

a) Circle, triangle

b) Circle, triangle with circular base

c) Triangle, triangle

d) Circle, circle

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13. 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

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## Set 5

1. Representative fraction is the ____________________

a) ratio of the length in drawing to the actual length

b) ratio of the actual length to the length in drawing

c) reciprocal of actual length

d) square of the length in drawing

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2. The scale of a drawing is given as 1:20. What is the representative fraction?

a) 20

b) 1/20

c) 0.5

d) 0.02

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3. The scale of a drawing is given as 15:1. What is the representative fraction?

a) 15

b) 0.15

c) 1.5

d) 1/15

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4. The length of the drawing is 50 mm, the scale is given as 1:5. Find the actual length.

a) 50 cm

b) 10 cm

c) 25 cm

d) 10 mm

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5. The actual length is 1m. The length of drawing is 5cm. Find the representative factor.

a) 1/5

b) 20

c) 1/20

d) 5

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6. The representative factor is 4. The actual length is 20 mm. Find the length of drawing.

a) 5 cm

b) 5 mm

c) 0.2 mm

d) 8 cm

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7. A machine part is drawn two times with different scales. The ratio of 1st drawing’s R.F. to 2nd drawing R.F. with respect to actual object is found to be 2. The length of second drawing is 10 mm. Find the 1st drawing length.

a) 5 mm

b) 200 mm

c) 5 cm

d) 2 cm

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8. The length of the drawing is 20 cm, the scale is given as 2:1. Find the actual length.

a) 50 cm

b) 10 cm

c) 25 cm

d) 10 mm

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9. The actual length is 1cm. The length of drawing is 30 cm. Find the representative factor.

a) 1/30

b) 30

c) 0.03

d) 15

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10. The representative factor is 0.02. The actual length is 50 cm. Find the length of drawing.

a) 10 cm

b) 5 cm

c) 0.25 cm

d) 10 mm

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11. The ratio of length of actual object to length of drawing is given as 5. Find the scale and R.F. (Representative factor).

a) 1:5, 1/5

b) 5:1, 1/5

c) 1:5, 5

d) 5:1, 5

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12. The representative factor is 2, the drawing length is 100 mm. Find the actual length.

a) 20 cm

b) 50 mm

c) 20 mm

d) 50 cm

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13. The representative factor is 0.5, the drawing length is 10 cm. Find the actual length.

a) 20 cm

b) 50 mm

c) 20 mm

d) 50 cm