PMS 2019 Past Paper MCQs, Everyday Science MCQs, PPSC Solved Past Papers MCQsWhich instrument is suitable to measure the internal diameter of a test tube? Posted on April 12, 2021 by Rana TahirA. Vernier Calipers B. Screw Gauge C. Feeler Gauge D. Bore GaugeShare 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)