Understand Uncertainty in Measurements from 9th Class Physics (PTCB New Syllabus 2025) 📏✨ Learn what uncertainty means, why it happens, and how to calculate it using the formula ± (Least Count ÷ 2). Includes real-life examples (ruler, vernier, micrometer, pendulum), diagrams, and step-by-step notes for easy learning. Based on Chapter 1: Physical Quantities & Measurements for PTCB students.
By Bilal Ansar
Explore the complete tutorial on Length Measuring Instruments for 9th Physics PTCB. Learn about metre rule, measuring tape, Vernier caliper, and micrometer screw gauge with examples, least count calculations, and tips for precise measurements.
By Bilal Ansar
Get the updates, offers, tips and enhance your page building experience
Up to Top