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The actual length is 1m. The length of the drawing is 5cm. Find the representative factor.

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The actual length is 1m. The length of the drawing is 5cm. Find the representative factor.

(a) 1/5

(b) 20

(c) 1/20

(d) 5

I have been asked this question during an internship interview.

My question is taken from Representative Factor in portion Scales of Engineering Drawing

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Right option is (c) 1/20

The best I can explain: Representative factor is the ratio of the length represented in drawing to the actual length. Here given actual length is 1 m =100cm and length of drawing is 5 cm. R.F. =5 cm/100 cm = 0.05 (or) = 1/20.

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