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b)

D2801 Pages: 2

Sketch an attachment for a blackboard in a class room for placing the chalks காம்‌ (5)
the remote of the LCD projector securely.

Identify the design for X of the following roofing materials. Justify your answer. (5)

i) Tiles ii) Sheets iti) Concrete

Bring out the features of user centered design and Product centered design with (5)
the help of examples for each.
How modular design is realized in a bicycle? Draw the different modules (5)
involved in this product.
PART B

Answer any 2 questions, each carries 10 marks.
Modify the design of the conventional umbrella so that the below mentioned
problems can be solved.

The floor becomes wet once you close the umbrella and put it on the floor after (5)

rain.
Opening of umbrella in a crowd can hurt people. (5)
Bring out 2 design changes that will increase the value in case of a waste bin. (10)

Over years, lot of workers have met with accidents while doing electrical
maintenance works as part of their job in KSEB.

Prepare a questionnaire to be distributed among the employees of KSEB to find (6)
out the main reason behind these accidents.

Assuming that attempting to work on a live line unknowingly is the main reason, (4)
suggest a possible solution to avoid such type of accidents. The solution may be

explained with the help of layout/ block diagram 15101005,

oe a KK

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