Screw Gauge –How to find Least Count and Zero Error ?| Physics Practical | Class 11 &1st puc🔍

Screw Gauge – how to find Least Count and Zero Error ?| Physics Practical | Class 11 & 1st PUC 🔍
#ScrewGauge #LeastCount #ZeroError #PhysicsPractical #Class11Physics #Measurement
#1stPUCPhysics

In this video, learn everything about the Screw Gauge, including how to calculate the Least Count and find the Zero Error with step-by-step explanation and examples. Perfect for Class 11, Class 12, and practical exams!

📘 Topics Covered:
00:00 – Introduction
00:45 – What is a Screw Gauge?
02:00 – Formula for Least Count
03:30 – Understanding Zero Error (Positive & Negative)
05:00 – Example Calculations
06:30 – Quick Tips for Accuracy

📏 Formula Recap:
Least Count = (Pitch) / (Number of divisions on circular scale)

✅ Learn:

How to handle zero error

How to calculate correct readings

Common mistakes to avoid


#ScrewGauge #LeastCount #ZeroError #PhysicsPractical #Class12Physics #Measureme

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⚠️ Disclaimer:
This video is created for educational purposes only.
All demonstrations and explanations are simplified for student understanding.
Always follow your school or lab instructor’s safety and procedural guidelines during practical experiments.



📚 Useful for: CBSE | ICSE | State Board | NEET | JEE | Physics Practicals

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Thanks for watching 👀
Bhavya H M
Lecturer in physics