1. Answer any seven questions from the following:

Title block in drawing sheet may have maximum width of and is in bottom hand comer.

In third angle projection is in between and observer.

Draw the simplified representation of hexagonal and square head screw.

Which method of angle more than 30° is correct

<img src='./qimages/13526-1d.jpg'>

Draw the possible front and side views for the top view shown below:

<img src='./qimages/13526-1e.jpg'>

Draw section through British Association thread and show angle, depth and height.

Show a Rounded counter sunk rivet in sketch.

Sketch a round key on a shaft.

Name two types of joints for hydraulic pipes.

A shaft of 40 mm dia carries a pulley of hub of outer dia 80 mm. The hub is 60 mm long and the pulley has 4 arms. A square key of 10 x 10 mm^2 cross-section connects the hub with the shaft whose 40 mm dia increases to 60 mm with a transition radius of 5 mm.

Draw:

Front view in section

Side view full Show only the hub. You need not show circumference of pulley.

Two 16 mm thick plates are joined in double riveted lap joint. Find the pitch, back pitch and diagonal pitch. Draw the front view and plan for three rivet

3. Draw the elevation right half in section and plan in full view for the object shown in Figure 1.

<img src='./qimages/13526-3-i.jpg'>

<img src='./qimages/13526-3-ii.jpg'>

For the object shown in Figure draw:

Front view

Plan

Right hand side view