View note:ENGG-GRAPHICS-CBSE-12-2018



Questions of this subject!.

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1)Sketch freehand the front view and top view of a Flat Head Rivet of diameter 25 mm, keeping the axis vertical. Give standard dimensions. (ENGG-GRAPHICS-CBSE-12-2018)

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2)Sketch freehand the front view and top view of a Grub Screw of size M20, keeping the axis vertical. Give standard dimensions (ENGG-GRAPHICS-CBSE-12-2018)

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3)Draw to scale 1 : 1, the front view and side view of a Square Headed Bolt of diameter 25 mm, keeping the axis vertical. Give standard dimensions. (ENGG-GRAPHICS-CBSE-12-2018)

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4)Draw to scale 1 : 1, the standard profile of a B.S.W. Thread, taking enlarged pitch as 50 mm. Give standard dimensions. (ENGG-GRAPHICS-CBSE-12-2018)

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5)A sphere (diameter 50 mm) is placed centrally on the top hexagonal face of a hexagonal prism (base edge 30 mm and height 40 mm). Two base edges of the prism are parallel to V.P. The common axis is perpendicular to H.P. Draw the isometric projection of the combination of solids. Show the common axis and indicate the direction of viewing. Give all dimensions. (ENGG-GRAPHICS-CBSE-12-2018)

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6)A vertical triangular pyramid (base edge 40 mm and axial height 60 mm) is resting on its base on H.P. One of its base edges is perpendicular to V.P. Draw its isometric projection. Show the axis and indicate the direction of viewing. Give all dimensions. (ENGG-GRAPHICS-CBSE-12-2018)

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7)Construct an isometric scale. (ENGG-GRAPHICS-CBSE-12-2018)

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8)What is the purpose of crowning on the rim of a solid cast iron pulley ? (a) To make the belt slip off the rim (b) To join the shaft with the rim (c) To lubricate the rim (d) To keep the belt in the middle of the rim (ENGG-GRAPHICS-CBSE-12-2018)

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9)Which of the following is not a part of an unprotected flange coupling ? (a) Gasket (b) Shaft (c) Sunk key (d) Flange (ENGG-GRAPHICS-CBSE-12-2018)

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10)Which special type of Sunk key looks like a segment of a circular disc ? (a) Woodruff key (b) Feather key (c) Gib head key (d) Rectangular taper key (ENGG-GRAPHICS-CBSE-12-2018)

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11)In a single riveted lap joint, the plates to be joined are (a) In contact with each other at the ends (b) Overlapping each other (c) Inclined to each other (d) Kept at a distance of 10 mm from each other (ENGG-GRAPHICS-CBSE-12-2018)

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12)The truncated lower portion of a pyramid is called (a) Prism (b) Frustum (c) Cube (d) Cone (ENGG-GRAPHICS-CBSE-12-2018)

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