The least sound which can be perceived by human hear is

The least sound which can be perceived by human hear is

Q. The least sound which can be perceived by human hear is

A.            5 dB

B.            12 dB

C.            10 dB

D.            1 dB

Answer: 1 dB

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page