[Solved] What is the use of power supply system in Electro discharge machining?

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Q.	What is the use of power supply system in Electro discharge machining?
A.	constant gap
B.	supply power
C.	dielectric fluid supply
D.	work piece holding
Answer» B. supply power
Explanation: power supply system is used to supply pulses at certain voltages, current, on time and off time.

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