PMS 2019 Past Paper MCQs, Maths MCQs, PPSC Solved Past Papers MCQsWhat is the speed of sound in air? Posted on April 12, 2021 by Rana TahirA. 1347km/h B. 1235km/h C. 1290km/h D. 1495km/hShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)
