What is noise?

What is noise?

Q. What is noise?

A.            Desirable sound

B.            Desirable and unwanted sound

C.            Undesirable and unwanted sound

D.            Undesirable and wanted sound

Answer: Undesirable and unwanted sound

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