Question

write the comparison between high frequency and power frequency furnace​

Answer 1

Answer:

Operating frequencies range from utility frequency (50 or 60 Hz) to 400 kHz or higher, usually depending on the material being melted, the capacity (volume) of the furnace and the melting speed required.

Explanation:

High Frequency is a popular skincare technique that is used to treat a variety of conditions, including acne management, enlarged pores, fine lines and wrinkles and puffy or dark eyes