# (Download) CBSE Class-12 Sample Paper 2021-22: Engineering Graphic

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**(Download) CBSE Class-12 Sample Paper 2021-22 : Engineering Graphic**

**Sample Question Paper (Term-1) 2021-22**

**Subject Name :** Engineering Graphic

**Time Allowed:** 90

**Minutes Maximum Marks: 40**

**1) Which is the included angle of a regular hexagon?**

a) 300

b) 600

c) 900

d) 1200

**2) Name the projection with multiple views.**

a) Perspective projection

b) Isometric projection

c) Orthographic projection

d) Oblique projection

**3) Name the solid with apex.**

a) Cone

b) Square prism

c) Triangular Prism

d) Sphere

**4) Name the type of line which is used for dimensioning.**

a) Small dash line

b) Chain line

c) Wavy line

d) Thin continuous line

**5) Which is the correct sequence in case of first angle method of projection?**

a) Observer, Plane of projection, Object

b) Observer, Object, Plane of projection

c) Object, Plane of projection, Observer

d) Object, Observer, Plane of projection

**6) What is the thread angle of a metric thread?**

a) 400

b) 600

c) 800

d) 1000

**7) The angle between the flanks of a BSW thread profile is?**

a) 600

b) 900

c) 550

d) 450

**8) Usually the section lines are inclined with horizontal line at.**

a) 45^{0}

b) 35^{0}

c) 25^{0}

d) 15^{0}

**9) Which one of these is a temporary fastening?**

a) Welding

b) Nut-Bolt

c) Riveting

d) Pasting

**10) Which among these is used for power transmission?**

a) Square thread

b) BSW thread

c) Metric thread internal

d) Metric thread external

**FILL IN THE BLANKS**

**11) _____________is the projection used in engineering practices.**

a) Isometric projection

b) Oblique projection

c) Perspective projection

d) Inclined projection

**12) _____________projection gives the true size of the object.**

a) Isometric

b) orthographic

c) Oblique

d) Perspective

**13) The isometric length of 70 mm is ____________. **

a) Equal to true 70 mm

b) Less than true 70 mm

c) More than true 70 mm

d) Equal to true 100 mm.

**14) The angle between the main scale and isometric scale is ____________. **

a) 150

b) 300

c) 450

d) 900

**15) The shape of circle in isometric projection is ______________. **

a) Cycloid

b) Circle

c) Parabola

d) Ellipse

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