The decibel level of jet engine taking off is …………….
The decibel level of jet engine taking off is …………….
A) 80 dB
B) 100 dB
C) 120 dB
D) 60 dB
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The decibel level of jet engine taking off is …………….
A) 80 dB
B) 100 dB
C) 120 dB
D) 60 dB