271. Match List-I (Material) with List-II (Machining) and select the correct answer using the code given below the lists;
     List-I
     A. Machining of conductive material
     B. Ruby rod
     C. Electrolyte
     D. Abrasive slurry
     List-II
     1. ECM
     2. EDM
     3. USM
     4. LBM

1. 1. A B C D
      4 2 1 3

   
   
   

   2. A B C D
      4 2 3 1

   
   
   

   3. A B C D
      2 4 1 3

   
   
   

   4. A B C D
      2 4 3 1

   
   
   

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1. View Hint View Answer Discuss in Forum

   A–2, B–4, C–1, D–3

   Correct Option: C

   A–2, B–4, C–1, D–3

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272. Match the following
     

     Process	Mechanism of material removal
     P. EDM	1. Erosion
     Q. ECM	2. Thermal evaporation
     R. AJM	3. Anodic dissolution
     	4. Etching

1. 1. P Q R
      2 3 1

   
   
   

   2. P Q R
      2 4 1

   
   
   

   3. P Q R
      1 3 4

   
   
   

   4. P Q R
      4 3 1

   
   
   

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1. View Hint View Answer Discuss in Forum

   P–2, Q–3, R–1

   Correct Option: A

   P–2, Q–3, R–1

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273. Match the following
     

     A. Abrasive jet machining	1. Horn
     B. EDM	2. Wire as cutting tool
     C. LBM	3. Light
     D. USM	4. Vacuum
     	5. Nozzle
     	6. Cladding

1. 1. A–5, B–2, C–3, D–4

   
   
   

   2. A–5, B–2, C–4, D–1

   
   
   

   3. A–5, B–4, C–3, D–1

   
   
   

   4. A–5, B–2, C–3, D–1

   
   
   

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1. View Hint View Answer Discuss in Forum

   A–5, B–2, C–3, D–1

   Correct Option: D

   A–5, B–2, C–3, D–1

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274. Match the following
     A. Stamping die plate
     B. Gas turbine blades
     C. Twist drill
     D. Carbide tool inserts
     E. Hole in a ceramic plate
     1. EDM
     2. LBM
     3. ECM
     4. EBM
     5. ECG
     6. Friction welding
     7. Wire EDM
     8. USM
     9. Ultrasonic welding

1. 1. A–7, B–1, C–6, D–5, E–4

   
   
   

   2. A–7, B–1, C–6, D–5, E–8

   
   
   

   3. A–7, B–1, C–6, D–5, E–3

   
   
   

   4. A–7, B–1, C–6, D–5, E–2

   
   
   

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1. View Hint View Answer Discuss in Forum

   A–7, B–1, C–6, D–5, E–8

   Correct Option: B

   A–7, B–1, C–6, D–5, E–8

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275. Match the following
     A. Abrasive jet machining
     B. PAM
     C. Wire EDM
     D. Chemical machining
     1. Masking
     2. Stamping die
     3. Engraving
     4. Stainless steel profiling
     5. Drilling fine holes

1. 1. A–4, B–3, C–2, D–1

   
   
   

   2. A–5, B–4, C–2, D–1

   
   
   

   3. A–5, B–3, C–2, D–1

   
   
   

   4. A–5, B–3, C–2, D–4

   
   
   

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1. View Hint View Answer Discuss in Forum

   A–5, B–3, C–2, D–1

   Correct Option: C

   A–5, B–3, C–2, D–1

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