Q3: MCQ 1. Which of the following shapes can be produced using Electro discharge machining? a) Complex shapes b) Simple shapes c) All of the mentioned d) none of the mentioned 2. Which of the following materials can be machined using Electro discharge machining? a) Heat resistant alloys b) Super alloys c) Carbides d) All of the mentioned 3. AJM nozzles are made of a) low carbon steel b) HSS c) WC d) Stainless steel

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q3: MCQ
1. Which of the following shapes can be produced using Electro discharge machining?
a) Complex shapes
b) Simple shapes
c) All of the mentioned
d) none of the mentioned
2. Which of the following materials can be machined using Electro discharge machining?
a) Heat resistant alloys
b) Super alloys
c) Carbides
d) All of the mentioned
3. AJM nozzles are made of
a) low carbon steel
b) HSS
c) WC
d) Stainless steel
4. In AJM, which of the following materials are used as abrasive grains?
a) Alo'
b) SiC
c) Glass beads
d) All of the mentioned
5. Drilling in Ultrasonic Machining is done, by which motion of the tool?
a) Only rotation
b) only oscillation
c) Oscillation and rotation
d) none of the mentioned
6. Which one of the following factors affects the accuracy of parts?
a) Steady abrasive flow
b) Accurate feed
c) Unsteady abrasive flow
d) Ultrasonic frequency
Transcribed Image Text:Q3: MCQ 1. Which of the following shapes can be produced using Electro discharge machining? a) Complex shapes b) Simple shapes c) All of the mentioned d) none of the mentioned 2. Which of the following materials can be machined using Electro discharge machining? a) Heat resistant alloys b) Super alloys c) Carbides d) All of the mentioned 3. AJM nozzles are made of a) low carbon steel b) HSS c) WC d) Stainless steel 4. In AJM, which of the following materials are used as abrasive grains? a) Alo' b) SiC c) Glass beads d) All of the mentioned 5. Drilling in Ultrasonic Machining is done, by which motion of the tool? a) Only rotation b) only oscillation c) Oscillation and rotation d) none of the mentioned 6. Which one of the following factors affects the accuracy of parts? a) Steady abrasive flow b) Accurate feed c) Unsteady abrasive flow d) Ultrasonic frequency
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