Download MBBS TMU 3rd Year 2019 MBS301 Community Medicine I Question Paper

1. Define Representative Fraction (RF).
2. Write the difference between first angle projection and third angle projection.
3. Define Trace of the line.
4. What is an Auxiliary Plane?
5. Define Sectioning.

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6. Define Isometric Scale.
7. What are the applications of CAD?

PART – B (56 Marks)

Answer any four questions from the following. Each question carries 14 marks.

2. Draw a hyperbola when the distance between the focus and the directrix is 60mm and eccentricity is 3/2. Also, draw a tangent and normal to the curve at a point 30mm from the directrix.

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3. A line AB is 75mm long. A is 50mm in front of VP and 15mm above HP. B is 15mm in front of VP and is above HP. Draw the front and top views of AB and determine its inclinations with HP and VP.

4. A regular pentagonal lamina of 30mm side rests on one of its corners on HP. The lamina makes an angle of 45⁰ with HP and the top view of the diagonal passing through the corner which is on HP makes an angle of 30⁰ with VP. Draw its projections.

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5. A cone of base diameter 50mm and axis length 65mm rests with its base on HP. A cutting plane perpendicular to VP and inclined at 30⁰ to HP cuts the cone bisecting the axis. Draw the front view, sectional top view and true shape of the section.

6. Draw the isometric view of a hexagonal prism of base side 30mm and axis height 70mm when it is resting on its base on HP with an edge of base parallel to VP.

7. Draw the front view, top view and side view of the following figure.

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