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  • Mechanical Engg. Set 3 (GATE) 2015
  • Directions: Carry One Mark Each. In a machining operation...
Multiple choice

Directions: Carry One Mark Each.

In a machining operation, if the generatrix and directrix both are straight lines, the surface obtained is

  1. cylindrical

  2. helical

  3. plane

  4. surface of revolution

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

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