A. 400 hertz
B. 20 hertz
C. 20000 hertz
D. 5000 hertz
Submitted by: ABDUL HAYEE
Correct Answer: 5000 hertz ✔
Last Updated: December 06, 2018
A. 400 hertz
B. 20 hertz
C. 20000 hertz
D. 5000 hertz
Submitted by: ABDUL HAYEE
Correct Answer: 5000 hertz ✔
Last Updated: December 06, 2018