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Frequency of tool’s oscillation in USM ranges between ________(a) 5-10 kHz(b) 10-15 kHz(c) 18-20 kHz(d) 25-50 kHzI have been asked this question in an interview for job.I'm obligated to ask this question of Ultrasonic Machining in section Mechanical Processes of Advanced Machining

Answer»

Correct OPTION is (c) 18-20 kHz

To explain I would say: FREQUENCY used in USM is between 18 – 20 kHz.



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