Engineering drawing is a two dimensional representation of three dimensional objects. In general, it provides necessary information about the shape, size, surface quality, material, manufacturing process, etc. of the object. It is the graphic language from which a trained person can visualize objects. Engineering drawings provide the complete information of a component on its designing aspects. This will be very useful for the engineers to understand the components properly. Drawing gives perfect design on paper with proper dimensions .
Communication: It is the process of conveying feelings/ information from
1 One place to the other place or
2 One person to the other person
3 Communication is the main thing which separates the human beings from other living beings.
Limitations of sign language
1 Information/feelings cannot be conveyed effectively
2 Chances of misunderstanding the information / feelings
3 Both the communicator and the receiver to be present at the same place
Limitations of graphical language
1 Information /feelings can be conveyed effectively but still there are chances for imagination (communication gap)
2 Viewer may image anything in his mind due to the absence of written language
Limitations of vocal language
1 Speaker and the listener should be aware of same language
2 Still there are chances of misunderstanding due to communication gap
3 Some languages (without alphabets) are existing on tongues only
4 Written language can also be misunderstood as each and every word gives more than one meaning.
Limitations of computer language
1 Used only by computer programmers
2 Cannot be used for general communication.
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