Machine Drawing

(avery) #1

Objective Questions 429


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d:\N-Design\Des22-1.pm5


10. The size of the letters must be constant irrespective of the size of the drawing (True/False).


11. The centre line should end at the outline of the drawing (True/False).


12. Dimensions may be marked from hidden lines (True/False).


13. Extension lines should end at the dimension line (True/False).


14. Dimension lines should not cross each other (True/False).


15. Centre lines are drawn in thick lines (True/False).


16. Leader lines are drawn in thick lines (True/False).


17. While drawing hidden lines, begin with a dash, not with a space (True/False).


18. Invisible arcs begin with a space (True/False).


19. Invisible small arcs may be made solid (True/False).


20. Two axes intersect at short dashes (True/False).


21. Leader line terminating within the outline of an object is indicated by a dot (True/False)


22. The thickness of the line of a letter with 14 mm height in B type lettering is 1 mm (True /


False).


23. Hatching is interrupted for dimensioning (True/False).


24. Cutting plane is shown as thick continuous line (True/False).


25. The smallest drawing sheet is designated as _____.


26. As per the latest BIS, SP:46-1988, _____ method of projection is to be used for drawing.


27. The standard size of title block is _____.


28. Each feature shall be dimensioned _____ only on a drawing.


29. As far as possible dimensions should be expressed in _____ unit only.


30. Dimensions should be taken from _____ lines.


31. _____ of projection lines and dimension lines should be avoided.


32. Where space is limited, arrow heads are replaced by _____.


33. Dimension lines, leader lines, projection lines and hatching lines are drawn as _____


lines.


34. Centre lines are drawn as _____.


35. Visible lines and edges are drawn as _____.


36. The inclination of inclined lettering is _____ to the horizontal.


37. Hidden lines are represented by _____ lines.


38. Sectioned portion is represented by _____ lines.


39. The length and width ratio of arrow head is _____.


40. Leader lines should be inclined to the horizontal at an angle greater than _____ degrees.


41. In aligned dimensioning, the dimension is placed _____ the dimension line.


42. For non-horizontal dimension, the dimension line is broken for _____ dimensioning


method.


43. In aligned dimensioning, dimensions for non-horizontal lines are placed _____ the


dimension line.


44. A _____ is placed below the dimension, when it is out of scale.


45. In a situation where the dimensions are crowded, they should be shown as _____.


46. Dimension notes are written in letters and as per abbreviations.


47. The abbreviation SF stands for _____.

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