Asource vibrating at constant frequency generates a sinusoidal wave on a string under constant tension. if the power delivered to the string is doubled, by what factor does the amplitude change? a. a factor of 4 b. a factor of 2 c. a factor of √2 d. a factor of 0.707 e. cannot be predicted

they are non-matter

explanation:

they are non-matter. basically, any type of energy or any abstract concept is an example of something that does not matter. other examples include dreams, magnetism, radio, and hate

u can delete ur account.

1. go on google and write

2 open this and click on your profile pic and if your profile is not appearing, then u have to log in.

3. when u click on your profile pic, there appears four options on the top.

4. click on the 1st option and scroll down and go at the bottom.

5. click on edit profile.

6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

hope this u

and ur welcm

: )