Скачать или смотреть Measurements, Physical Quantities | Vernier Calipers, Micrometer & Dimensions Explained

In this video, you will learn the basic concepts of measurement in physics, including fundamental and derived quantities, types of units, and the use of standard measuring instruments. This lesson is designed for WAEC, NECO, JAMB, IGCSE, AP and secondary school students preparing for examinations.
We also explain how to use Vernier Calipers and Micrometer Screw Gauge step by step, with clear examples. Finally, you will understand dimensional analysis and see solved problems to help you master the topic.
This video is perfect for students who want to improve their understanding of physics measurement and calculation skills.
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Timestamps / Chapters

00:00 Introduction to Measurement & Dimensions (JAMB Prep)
00:28 What is Measurement? (Standard vs. Unknown Quantities)
01:41 Understanding Magnitude & Units
03:01 Systems of Units (SI, CGS, & US Customary) 04:19 Fundamental vs. Derived Quantities Explained 06:01 Scalar vs. Vector Quantities
08:23 Physics Prefixes & Powers of 10 (Nano, Micro, Kilo, Mega)
11:16 The 7 Fundamental Quantities (Units & Dimensions)
14:20 Practice Calculation: Standard Form & Unit Conversion
18:54 Accuracy vs. Precision & The Meter Rule
22:41 How to Read a Micrometer Screw Gauge (Calculation)
26:26 How to Read a Vernier Caliper (Calculation) 28:39 Dimensional Analysis of Derived Quantities (Surface Tension)


✅ Meaning of Measurement
✅ Fundamental Quantities and Units
✅ Derived Quantities and Units
✅ Types of Units (SI Units, Base Units, Derived Units)
✅ Measuring Instruments for Fundamental Quantities
✅ How to Read Vernier Calipers
✅ How to Use Micrometer Screw Gauge
✅ Zero Error and Correction
✅ Dimensions and Dimensional Formula
✅ Solved Examples on Dimensions

Why Watch This Video?

✔️ Simple and clear explanation
✔️ Exam-focused teaching
✔️ Step-by-step calculations
✔️ Suitable for beginners and revision
✔️ Helps you score higher in Physics

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