Teaching DSSSB TGT Mock Test 2025 General Science Physics Wave

ମାନବ କାନ ଦ୍ୱାରା ଶବ୍ଦ ଶୁଣିବା ପାଇଁ ଫ୍ରିକ୍ୱେନ୍ସି ପରିସର __________ ପରିସର ମଧ୍ୟରେ |

1
20 Hz – 200 kHz
2
10 Hz – 20 kHz
3
20 Hz – 20 kHz
4
15 Hz – 20 Hz
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