Junior Clerk in Punjab Police Department 2022Loud speaker voice is increase due to ___ Posted on October 29, 2022 by Aban CheemaA. High Energy B. High Frequency C. Spectrum technology D. None of theseShare 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)
