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In a studio, the noise level should be brought down to ___________

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In a studio, the noise level should be brought down to ___________

(a) 5-10 dB

(b) 10-15 dB

(c) 20-30 dB

(d) 50-60 dB

This question was posed to me in exam.

Question is taken from Acoustical Design of Halls and Studios topic in section Acoustics and Ventilation of Construction & Building Materials

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Right choice is (c) 20-30 dB

Best explanation: In a studio, the noise level should be brought down to 20-30 dB. The acoustic design of the studio should be such that any kind of echoes is completely eliminated.

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