● Fill in the blanks type Questions : 1. The full form of BIS is ……………………… Ans: Bureau of Indian Standard. 2. The inclination of inclined lettering as per BIS is ……………………. Ans: 75° 3. Set squares are used for drawing ……………………. lines. Ans: Parallel [ Vertical, Horizontal, Inclined ]. 4. Angle of multiple of as constructed by the combined use of …………… & ………….. Ans: T-SQUARE & SETS SQUARE. 5. In the absence of protractor, ………………………. Is used to measure angles. Ans: Angle of Chords. 6. The scale of chords is used to measure ……………………….. Ans: Angles. 7. Two methods/systems to represent the dimensions are …………………. and …………….. system. Ans: Aligned and Unidirectional. 8. Lettering is usually done in ……………….. letters. Ans: Capital. 9. The size of the letter is described by its …………………………. Ans: Height. 10. Single stroke letters may be either …………………… or ………………………… Ans: Vertical or Inclined. 11. The dimension line should not ………………………. each other. Ans: Cross / I