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## Engineering

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problem 1) Draw and Dimension four kinds of Rivet Heads? Where these rivets are used?

problem 2) Sketch the Plan and Section elevation of the following Lap Joints:

1) Single-riveted lap joint

2) Zig-zag riveting take dia. of Rivet 20mm. Compute all other dimensions by empirical proportions.

problem 3) Draw the various conventions and Symbols of welded joints?

problem 4) Draw the profile of the following threads for 24mm Screw threads

a) ACME

b) Buttress

c) Metric

problem 5) Draw the following locking devices for a nut:

a) Castle nut

b) Lock nut

c) Split pin lock nut

problem 6) Make a neat well labelled diagram showing two views of a cottered joint with a sleeve for connecting rods each of 50mm diameter. Give all proportions.

problem 7)a) describe with a neat sketch a pin type of flexible coupling?

b) Describe why washers are used?

Mechanical Engineering, Engineering

• Category:- Mechanical Engineering
• Reference No.:- M98117

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