ISRO Mechanical & Aerospace 2009 - Question 70

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Match List I (Machining Process) with List II (Medium): (A) Ultrasonic (B) EDM (C) ECM (D) EBM vs (1) Kerosene (2) Abrasive slurry (3) Vacuum (4) Salt solution.

  • A. A-2, B-1, C-4, D-3
  • B. A-2, B-3, C-4, D-1
  • C. A-4, B-1, C-2, D-3
  • D. A-4, B-3, C-2, D-1

Answer: A. A-2, B-1, C-4, D-3

Explanation: USM uses Abrasive slurry; EDM uses Dielectric (Kerosene); ECM uses Electrolyte; EBM uses Vacuum.

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