# Multiple choice question for engineering

## Set 1

1. What type of failure will occur when rivets are smaller than necessary?

a) Tearing of plate between the holes

b) Tearing of plate between the edges

c) Shearing of rivet

d) Crushing of plate

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2. The necessary diameter (d) for thickness of plates (t) is ______

a) d = 6*√t

b) d =4*√t

c) d =6*√2t

d) d =4*√2t

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3. The thickness of the fullering tool is about the ___________ as that of the plates.

a) double

b) same

c) half

d) one third

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4. Tearing of the plate between the holes is taken when ________________________

a) they are near to each other

b) the hole is too near the edge

c) diameter of rivet is too small

d) rivet and plate is of different metals

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5. Tearing of the plate between the edges of the plate and rivet-hole takes place when ____________

a) they are near to each other

b) the hole is too near the edge

c) diameter of rivet is too small

d) rivet and plate is of different metals

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6. In a lap joint, if the plates are connected to each other when the joint is made with only one row of rivets then it is called double-riveted lap joint.

a) True

b) False

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7. A joint is said to be double-riveted, triple riveted etc. accordingly to the number of sheets used.

a) True

b) False

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8. Width (L) of overlap of sheets is equal to ________ when d is the diameter of rivet in case of single-riveted lap joint.

a) 2d

b) 3d

c) 4d

d) 5d

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9. In zigzag lap joint formation when P is the pitch between the rivets, the distance between the rows of rivets should not be less than _____

a) 0.6P

b) 0.8P

c) P

d) 1.2P

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10. In butt joint when one strap is used the thickness varies between _______ to ________ (T is the thickness of plate to be connected).

a) T, 1.125T

b) 0.7T, 0.8T

c) 0.5T, T

d) T, 1.5T

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11. In butt joint when two straps is used the thickness varies between _______ to ________ (T is the thickness of plate to be connected).

a) T, 1.125T

b) 0.7T, 0.8T

c) 0.5T, T

d) T, 1.5T

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12. The flat ends of a boiler are prevented from bulging out and are strengthened by means of _________

a) connection of plates at right angles

b) gusset stays

c) welding

d) riveting

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## Set 2

1. Flank is a __________

a) line

b) point

c) distance

d) surface

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2. For a unified triangular external thread the distance between the crest and root (d) is ____ when pitch (p) is given.

a) d= 0.75 p

b) d= 0.5 p

c) d= 0.61 p

d) d= 0.64 p

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3. For a Whitworth external thread the distance between the crest and root (d) is ____ when pitch (p) is given.

a) d= 0.75 p

b) d= 0.5 p

c) d= 0.61 p

d) d= 0.64 p

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4. For buttress thread the angle between the two flanks is ____

a) 55 degrees

b) 47.5 degrees

c) 29 degrees

d) 45 degrees

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5. For acme thread the angle between the two flanks is ____

a) 55 degrees

b) 47.5 degrees

c) 29 degrees

d) 45 degrees

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6. For a square thread the distance between the crest and root (d) is ____ when pitch (p) is given.

a) d= 0.86 p

b) d= 0.5 p

c) d= 0.61 p

d) d= 0.64 p

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7. For a buttress thread the distance between the crest and root (d) is ____ when pitch (p) is given.

a) d= 0.86 p

b) d= 0.5 p

c) d= 0.64 p

d) d= 0.75 p

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8. For Whitworth thread the angle between the two flanks is ____

a) 55 degrees

b) 47.5 degrees

c) 29 degrees

d) 45 degrees

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9. For British association thread the angle between the two flanks is ____

a) 55 degrees

b) 47.5 degrees

c) 29 degrees

d) 45 degrees

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10. If a nut, when turned in clockwise direction screws on a bolt, the thread is a left-hand thread.

a) True

b) False

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11. Practical application of the right-hand, left-hand threads is made in a coupler-nut and turn-buckle.

a) True

b) False

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## Set 3

1. A regular cone is placed on V.P on its base a section plane is parallel to H.P and section plane is 2cm away from the axis the section will be ____________

a) ellipse

b) hyperbola

c) circle

d) triangle

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2. A regular cone is placed such that axis is perpendicular to H.P and the section plane is inclined to axis and parallel to one of the generator then the section will be ___________

a) ellipse

b) hyperbola

c) parabola

d) triangle

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3. A regular cone is placed such that axis is parallel to both reference planes the section plane perpendicular to both reference planes and cuts the cone the section will be like ____________

a) ellipse

b) hyperbola

c) circle

d) triangle

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4. A regular cone is placed on H.P and section plane is parallel to axis cutting the cone at the middle then the section will be _______________

a) ellipse

b) hyperbola

c) circle

d) triangle

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5. A regular cone is been cut by a cutting plane which passes through the apex of cone and making some angle with axis less than half of angle between the slanting ends the section will be like __________

a) ellipse

b) hyperbola

c) circle

d) triangle

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6. A regular cone is resting on V.P with axis perpendicular to it a plane is cutting the cone such that it is perpendicular to H.P and inclined to V.P cutting cone at all generators the section formed is ________

a) ellipse

b) hyperbola

c) circle

d) triangle

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7. A regular cone is resting on H.P on its base. A section plane is perpendicular to H.P and V.P cutting the cone such that the plane is not having axis of cone in it. The section would be ________

a) Ellipse

b) Hyperbola

c) Parabola

d) Triangle

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8. A regular cone is been cut by a plane which is perpendicular to axis of cone the section will be like __________

a) ellipse

b) hyperbola

c) circle

d) triangle

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9. A regular cone is been cut by a plane which is parallel to the axis of cone the section formed will be like _____________

a) ellipse

b) hyperbola

c) circle

d) parabola

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10. A regular cone is been cut by a plane which is parallel to the axis of cone, the section formed will be like ______________

a) ellipse

b) triangle

c) circle

d) parabola

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11. A regular cone is been cut by a plane which is inclined to axis of cone and cuts all the generators the section formed be like _____________

a) ellipse

b) hyperbola

c) circle

d) parabola

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12. Given are some shapes of sections of a regular cone. Match the following.

Positions of the cutting plane | True shape of section | ||

1. | Inclined to axis cutting all generators | i. | Circle |

2. | Parallel to axis | ii. | Ellipse |

3. | Perpendicular to axis | iii. | Triangle |

4. | Passing through the axis or the apex | iv. | Rectangular hyperbola |

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

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

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

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

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## Set 4

1. A cylinder is placed on H.P on its base and section plane is parallel to V.P cutting the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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2. A cylinder is placed on H.P on its base and section plane is parallel to H.P cutting the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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3. A cylinder is placed on H.P on its base and section plane is inclined to V.P and perpendicular to H.P cutting the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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4. A cylinder is placed on H.P on its base and section plane is inclined to H.P and perpendicular to V.P cutting only less than half of the generators of the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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5. A cylinder is placed on V.P on its base and section plane is inclined to V.P and perpendicular to H.P cutting all the generators of the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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6. A cylinder is placed on V.P on its base and section plane is inclined to H.P and perpendicular to V.P cutting the solid the section gives ______________

a) parabola

b) circle

c) rectangle

d) ellipse

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7. A cylinder is been cut by a plane parallel to its base the section will be _________

a) parabola

b) circle

c) rectangle

d) ellipse

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8. A cylinder is been cut by a plane parallel to axis the section will be ________

a) parabola

b) circle

c) rectangle

d) ellipse

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9. A cylinder is been cut completely by a plane inclined to base then the section will be__________

a) parabola

b) circle

c) rectangle

d) ellipse

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10. A cylinder is kept in such a way its axis is parallel to both the reference planes and cut completely by a section plane is perpendicular to V.P and inclined to H.P then the section will be __________

a) parabola

b) circle

c) rectangle

d) ellipse

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11. A cutting plane cut the cylinder into half diagonally touching both the bases at corners the section and side view of 1 part of cylinder is ____________

a) ellipse, circle

b) ellipse, rectangle

c) ellipse, triangle

d) closed figure formed by 2 parallel line bounded by 2 similar arcs, triangle

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12. A cylinder is placed on V.P and the section plane is parallel to H.P cutting the solid into two equal parts the front view of the 1st part of cylinder will be _____________

a) circle

b) ellipse

c) rectangle

d) semi-circle

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13. A cylinder is placed on V.P on its base and the section plane is parallel to H.P cutting the solid into two equal parts the top view of the 1st part of cylinder will be _________

a) rectangle of width equal to half of diameter of cylinder

b) rectangle of width equal to diameter of cylinder

c) circle of diameter equal to that of cylinder

d) semicircle with diameter equal to that of cylinder

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## Set 5

1. A regular triangular prism is resting on H.P and section plane is parallel to H.P and cutting the prism the section would be a _______________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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2. A cube is rested on H.P on one of its base such that base’s diagonal is perpendicular to V.P and section plane is parallel to V.P the section will be a __________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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3. A cube is rested on H.P on one of its base such that base’s diagonal is perpendicular to V.P and section plane is making 45 degrees with both H.P and V.P and section plane is not intersecting more than 3 edges the section will be a _______________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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4. A cube is rested on H.P on one of its base such that base’s diagonal is perpendicular to V.P and section plane is making 45 degrees with V.P and perpendicular to H.P the section will be a _______________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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5. A cube is placed on H.P on its base and vertical face is making 30 degrees with V.P, section plane is perpendicular to V.P the section will give a shape of a ___________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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6. A square prism has its base on H.P and its faces equally inclined to V.P is cut at most critical place by a plane which is perpendicular to V.P and inclined 60 degrees with H.P the section will have shape like a __________

a) irregular pentagon

b) rectangle

c) trapezium

d) parallelogram

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7. A triangular prism resting on one of its longest faces on H.P and axis of prism is parallel to V.P, the section plane is perpendicular to both V.P and H.P the section will be a ___________

a) triangle

b) rectangle

c) trapezium

d) parallelogram

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8. A pentagonal prism resting on one of its longest faces on H.P and axis of prism is parallel to V.P, the section plane is perpendicular to both V.P and H.P the section will be a ____

a) pentagon

b) irregular pentagon

c) rectangle

d) trapezium

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9. A pentagonal prism resting on one of its longest faces on H.P and axis of prism is parallel to V.P, the section plane is parallel to both V.P/ H.P the section will be a ___________

a) pentagon

b) irregular pentagon

c) rectangle

d) trapezium

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10. A pentagonal prism resting on one of its longest faces on H.P and axis of prism is parallel to V.P, the section plane is perpendicular to V.P and inclined H.P the section will be a ___________

a) pentagon

b) irregular pentagon

c) rectangle

d) trapezium

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11. A hexagonal prism is resting on H.P on one of its longest faces, axis is perpendicular to V.P the section plane is perpendicular to H.P and inclined to V.P and cutting solid at approximately middle. The section will be like a __________

a) hexagon

b) irregular hexagon

c) rectangle

d) trapezium

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12. A hexagonal prism is resting on H.P on one of its longest faces, axis is perpendicular to V.P the section plane is parallel to V.P and perpendicular to H.P. The section will be like a ___________

a) hexagon

b) irregular hexagon

c) rectangle

d) trapezium

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13. Given below are the sections of different prisms. Match the following.

Position of section plane | Section | ||

1. | Plane perpendicular to axis of triangular prism | i. | Rectangle |

2. | Plane perpendicular to axis of pentagonal prism | ii. | Rectangle |

3. | Plane inclined to axis of square prism | iii. | Pentagon |

4. | Plane parallel to axis of cuboid | iv. | Triangle |

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

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

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

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