Railway Exam 2026 | Science Practice Set 4 | Most Important Science Questions | Railway Science

Railway Exam 2026 | Science Practice Set 4 | Most Important Science Questions | Railway Science | Vivek Sir

Railway Exam 2026 Science | Practice Set 4 | Most Important Science Questions | Vivek Sir
Prepare for Railway Exams 2026 with this important Science Practice Set 4 by Vivek Sir. This class covers important, exam-oriented Science questions designed to strengthen your preparation for upcoming Railway examinations.

👨‍🏫 Teacher: Vivek Sir
📚 Subject: Science
🎯 Exam: Railway Exam 2026
🔴 Class: Live
📅 Date: 7 October 2026
⏰ Time: 04:00 PM

Chapters :-

00:00 परिचय और क्लास की शुरुआत Introduction and Session Start

03:28 खाद्य पदार्थों में विकृत गंधिता Rancidity in Food Items

06:40 भ्रूण का पोषण और एंडोस्पर्म Nutrition of Embryo and Endosperm

08:45 अवतल दर्पण की फोकस दूरी Focal Length of Concave Mirror

10:48 वस्तु की गतिज ऊर्जा Kinetic Energy of an Object

12:38 विद्युत प्रतिरोध और चालकता Electrical Resistance and Conductivity

14:25 थायरोक्सिन संश्लेषण और थायरॉइड ग्रंथि Thyroxine Synthesis and Thyroid Gland

17:17 पादप तने की मोटाई में वृद्धि Growth in Plant Stem Girth

20:26 सोडियम धातु का भंडारण Storage of Sodium Metal

22:48 सेल्सियस को केल्विन में बदलना Converting Celsius to Kelvin

24:18 गतिज ऊर्जा गणना अभ्यास Kinetic Energy Calculation Practice

29:11 न्यूटन का गति का तीसरा नियम Newton's Third Law of Motion

30:21 बायोगैस उत्पादन का सिद्धांत Principle of Biogas Production

32:16 क्लोरीन गैस का औद्योगिक उपयोग Industrial Use of Chlorine Gas

33:35 इलेक्ट्रॉनिक विन्यास की अवधारणा Concept of Electronic Configuration

34:44 धातुओं की अम्ल के साथ अभिक्रिया Reaction of Metals with Acids

✅ Railway Exam 2026 Science Preparation
✅ Science Practice Set 4
✅ Most Important Science Questions
✅ Railway Science MCQs
✅ General Science Questions
✅ Exam-Oriented Questions
✅ Important Questions for Railway Exams
✅ Practice Questions with Explanation

This session is useful for students preparing for RRB NTPC, RRB Group D, RRB Technician, RRB ALP and other Railway exams. Practice these important Science questions and improve your accuracy for the upcoming examination.

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