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In which system of dimensioning the figures can read from the bottom only?

(a) Aligned system

(b) Unidirectional system

(c) Nonaligned multidirectional system

(d) Parallel system

The question was asked in an internship interview.

Enquiry is from System of Dimensioning topic in division Lines, Lettering and Dimensioning of Engineering Drawing

1 Answer

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Right option is (b) Unidirectional system

Easy explanation: In unidirectional system of dimensioning, the dimension figures are so written that they can be read only when viewed from the bottom and not from any other direction. Reading the dimensions is easier than in aligned system.

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