Keeping all other parameters unchanged, the tool wear in electrical discharge machining would be less if the tool material has
Which of the following non-conventional machining methods does not cause tool wear?
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Consider the following statement pertaining to EDM:
1. Irregularly shaped holes and cavities are easily produced.
2. It has higher power consumption.
3. Work and tool materials should be electrically conducting.
4. Metal removal is independent of discharge voltage.
Which of the above statements are valid?
In electric discharge machining, better surface finish is obtained at
Consider the following materials:
1. Copper
2. Tungsten
3. Molybdenum
4. Aluminium
Which of the above material is used as wire material in wire-EDM process?
Match the List-I (Unconventional machining method) with List-ll (Medium used):
Match the List-I with List-ll:
List-I
A. Die sinking
B. Deburring
C. Five hole drilling (thin materials)
D. Cutting/sharpening hard materials
List-II
1. AJM
2. LBM
3. EDM
4. USM
5. ECG
Which of the following methods uses a chemical known as etchant during machining?
Which of the following processes.is called a micromachining operation?
Which of the following is not a bulk metal removal process?
1. ECM
2. EDM
3. EBM
4. LBM
45 videos|314 tests
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45 videos|314 tests
|