Close Menu
Login
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
(Sponsored by Sir Tauqeer)
Join Sir Tauqeer Whatsaap group
By Everyday Science Mcqs No Comments

speed of sound in dry air at 20 °C is___________?

A. 353 m/s
B. 345 m/s
C. 343 m/s
D. none of them

Submitted by: ARIF HUSSAIN

Advertisement

Advertisement
Share.
Leave A Reply

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

The reCAPTCHA verification period has expired. Please reload the page.