What is the minimum frequency accepted for the spark gap converter, used in current production of high frequency induction furnace?(a) 10,000 cycles/second(b) 15,000 cycles/second(c) 20,000 cycles/second(d) 25,000 cycles/secondI got this question in my homework.My enquiry is from Induction Furnace topic in chapter Metal Furnace and Practice of Casting-Forming-Welding II

What is the minimum frequency accepted for the spark gap converter, us

1.	What is the minimum frequency accepted for the spark gap converter, used in current production of high frequency induction furnace?(a) 10,000 cycles/second(b) 15,000 cycles/second(c) 20,000 cycles/second(d) 25,000 cycles/secondI got this question in my homework.My enquiry is from Induction Furnace topic in chapter Metal Furnace and Practice of Casting-Forming-Welding II
Answer» Right answer is (c) 20,000 CYCLES/second To elaborate: SPARK gap converters which are EQUIPPED for the production of high frequency current can have a MINIMUM frequency of 20,000 cycles every second, in high frequency induction furnace.

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