Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
Piezoelectric materials serve as a source of____ | |
A. | resonant waves [Wrong Answer] |
B. | musical waves [Wrong Answer] |
C. | microwaves [Wrong Answer] |
D. | ultrasonic waves [Correct Answer] |