A loudspeaker produces waves with the following frequencies.
5Hz 500Hz 5000Hz 50 000Hz
Which frequencies can be heard by a person with normal hearing?
1 )
5Hz, 500Hz, 5000Hz and 50000Hz
2 )
5Hz, 500Hz and 5000Hz only
3 )
500Hz, 5000Hz and 50000Hz only
500Hz and 5000Hz only
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!