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What type of line is more useful in mechanical drawing?

Answer and explanation

Correct answer: Accurate straight line

Direct answer: an accurate straight line is more useful in mechanical drawing. Mechanical drawing represents parts, measurements, edges, holes, axes, and relationships that must be read clearly and made consistently. A controlled straight line helps communicate exact direction, length, alignment, and shape. Option A is correct because precision and control are essential in this kind of drawing. Option B is incorrect because a disordered line can make an edge or measurement difficult to understand. Option C is incorrect because every useful construction mark needs a clear purpose and direction. Option D is incorrect because a blurry line cannot define boundaries or measurements reliably. This does not mean every mark must look identical; different line types may have different technical uses, but they must be deliberate and clear. Memory cue: mechanical drawing is guided by accuracy, tools, measurements, and clean construction—not by random marks.

Related tags

LineMechanical DrawingAccuracyStraight LineFundamentals Of Visual ArtsArt EducationClass 10 Mcq

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