The power output of an audio system is 18 W. For a person to notice an increase in the output (loudness or sound intensity) of the system, what must the output power be increased to ?
(A) 2 W
(B) 6 W
(C) 68 W
(D) None of the above
The power output of an audio system is 18 W. For a person to notice an increase in the output (loudness or sound intensity) of the system, what must the output power be increased to ?
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Related Mcqs
- Previous:The number of stages that can be directly coupled is limited because___________?
- Next:The upper or lower cut off frequency is also called______________frequency?
Leave a Reply
Your email address will not be published. Required fields are marked *
