A) 20Hz-20000Hz / 20 हर्ट्ज-20000 हर्ट्ज
B) 80Hz-100Hz / 80 हर्ट्ज-100 हर्ट्ज
C) 2Hz-4Hz / 2 लाख हर्ट्ज-4 लाख हर्ट्ज
D) O Hz-20Hz / O हर्ट्ज-20 हर्ट्ज
Correct Answer: A
You need to login to perform this action.
You will be redirected in
3 sec