

MCQOPTIONS
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1. |
Which of the following is true about Sound Ultrasound? |
A. | Generates mechanical energy to enhance chemical action on surfaces |
B. | Scrubbing action loosens the dirt particles and cleans the food particle |
C. | Generates mechanical energy to enhance chemical action on surfaces & Scrubbing action loosens the dirt particles and cleans the food particle |
D. | None of the mentioned |
Answer» D. None of the mentioned | |