Two manufacturers advertise double-glazed windows of the same size and with dry air between the panes at the same price, but with different gap width between the glass panes. Explain which one you would choose. (2 marks)

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

: )

1 the 4 is sig

the duration of a photographic flash is related to an rc time constant, which is 0.100 μs for a certain camera.