Physics Sound and Waves | ध्वनि और तरंगें | Theory Class 12 | NTPC Group D ALP Tech | Pushpendra Sir

Physics Sound and Waves | ध्वनि और तरंगें | Theory Class 12 | NTPC Group D ALP Tech | Pushpendra Sir This Theory Class–12 is part of the Railway Rankers Batch, specially designed for all Railway Exams like RRB NTPC, Group D, ALP, Technician and other Railway posts. In this class, Physics – Sound and Waves (ध्वनि और तरंगें) is explained by Pushpendra Sir in a simple, concept-based and exam-oriented manner, keeping in mind the latest Railway exam pattern and syllabus. Sound and Waves is one of the most important topics in Railway Physics, from where direct, numerical and conceptual questions are frequently asked. This topic covers fundamentals that are repeatedly tested in NTPC, Group D and ALP exams. ________________________________________ 🔍 Topics Covered in This Class: • What is Sound (ध्वनि क्या है) • Types of Waves (तरंगों के प्रकार) • Sound Waves & Mechanical Waves • Frequency, Wavelength, Amplitude • Speed of Sound • Echo & Reflection of Sound • Important Formulas for Railway Exams • Previous Year Question Concepts • Expected Questions for NTPC & Group D ________________________________________ 🎯 WHY THIS CLASS IS IMPORTANT FOR RAILWAY EXAMS? • Sound & Waves से हर साल प्रश्न आते हैं • Concept-based + numerical questions • Easy scoring chapter in Physics • Helpful for quick revision before exam • Strong base for upcoming Physics topics ________________________________________ This class is highly beneficial for: • RRB NTPC aspirants • Railway Group D candidates • ALP & Technician students • Beginners in Physics • Students aiming for maximum accuracy in Physics 📌 Batch: Railway Rankers Batch 📘 Subject: Physics 🔊 Topic: Sound and Waves (ध्वनि और तरंगें) 🎯 Exams: NTPC | Group D | ALP | Tech 👨‍🏫 Educator: Pushpendra Sir 📖 Class: Theory Class–12 ________________________________________ railway physics sound and waves | sound and waves in hindi | railway physics by pushpendra sir | sound waves railway exam | waves physics railway | ntpc physics sound | group d physics sound | alp physics waves | railway rankers physics class | sound and waves theory railway ___________________________________________________________________________________ 𝙋𝘿𝙁 𝘿𝙤𝙬𝙣𝙡𝙤𝙖𝙙 करने से पहले 𝙑𝙞𝙙𝙚𝙤 को 𝙇𝙞𝙠𝙚 जरूर करे 𝑻𝒆𝒍𝒆𝒈𝒓𝒂𝒎👉🏻 𝐑𝐆 𝐒𝐭𝐚𝐭𝐞 𝐄𝐱𝐚𝐦𝐬 𝐎𝐟𝐟𝐢𝐜𝐢𝐚𝐥: https://t.me/RGSTATEEXAM ✅ 𝑾𝒉𝒂𝒕𝒔𝑨𝒑𝒑👉🏻𝐑𝐆 𝐒𝐭𝐚𝐭𝐞 𝐄𝐱𝐚𝐦𝐬 : https://bit.ly/4g5vWOP ✅ ____________________________________________________________________________________ 🎯 𝐅𝐨𝐥𝐥𝐨𝐰 𝐮𝐬 𝐨𝐧 𝐗 & 𝐈𝐧𝐬𝐭𝐚 😍 𝑻𝒘𝒊𝒕𝒕𝒆𝒓/𝑿: ✨https://x.com/rgteamx 𝑰𝒏𝒔𝒕𝒂𝒈𝒓𝒂𝒎: ✨  / rgstateexams   ____________________________________________________________________________________ 📘रेलवे रीजनिंग 📙 BOOK ⚡-https://dl.flipkart.com/s/sbGkKouuuN 📕रेलवे सामान्य विज्ञान📙BOOK ⚡- https://dl.flipkart.com/s/uUTOljNNNN 📗रेलवे गणित 📙BOOK ⚡- https://dl.flipkart.com/s/Vm0tl3uuuN 📘Group D Practice Work Book by Aditya Ranjan Sir ⚡https://dl.flipkart.com/s/loXIG!uuuN 📕Railway NTPC CBT-1 Practice & Solved Papers by Aditya Ranjan Sir ⚡https://dl.flipkart.com/s/W6GIOdNNNN ____________________________________________________________________________________ 📖 𝐑𝐞𝐚𝐬𝐨𝐧𝐢𝐧𝐠 𝐆𝐮𝐫𝐮 𝟐.𝟎 ⚡𝐅𝐥𝐢𝐩𝐤𝐚𝐫𝐭 - https://dl.flipkart.com/s/MHrC3WNNNN ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 💥𝐁𝐚𝐭𝐜𝐡 𝐉𝐨𝐢𝐧 करने के लिए अभी 𝐏𝐥𝐚𝐲 𝐒𝐭𝐨𝐫𝐞 से 𝐑𝐆 𝐕𝐈𝐊𝐑𝐀𝐌𝐉𝐄𝐄𝐓 🖥𝐀𝐩𝐩 𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 करे। 𝐀𝐩𝐩 लिंक 👉 https://bit.ly/RGVikramjeetApp ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 𝗪𝗵𝘆 𝘂𝘀 ? 💭💭 📢 𝗨𝗣𝗗𝗔𝗧𝐄𝗗 𝗖𝗢𝗡𝗧𝗘𝗡𝗧 📢 𝗗𝗜𝗚𝗜𝗧𝗔𝗟 𝗕𝗢𝗔𝗥𝗗 𝗖𝗟𝗔𝗦𝗦𝗘𝗦 📢 𝗭𝗘𝗥𝗢 𝗧𝗢 𝗛𝗘𝗥𝗢 𝗟𝗘𝗩𝗘𝗟 📢 𝗣𝗗𝗙 + 𝗛𝗔𝗡𝗗𝗪𝗥𝗜𝗧𝗧𝗘𝗡 𝗖𝗟𝗔𝗦𝗦 𝗡𝗢𝗧𝗘𝗦 🎁𝘕𝘰𝘵𝘦:-𝘝𝘪𝘥𝘦𝘰𝘴 की 𝘙𝘦𝘤𝘰𝘳𝘥𝘪𝘯𝘨 कभी भी और कितनी भी बार देख सकते है 👉 बैच के फायदे 𝘈𝘥𝘷𝘢𝘯𝘵𝘢𝘨𝘦 𝘰𝘧 𝘵𝘩𝘪𝘴 𝘉𝘢𝘵𝘤𝘩 👈 𝘉𝘢𝘴𝘪𝘤 𝘊𝘰𝘯𝘤𝘦𝘱𝘵𝘴 𝘊𝘭𝘢𝘳𝘪𝘵𝘺 𝘉𝘦𝘴𝘵 𝘈𝘱𝘱𝘳𝘰𝘢𝘤𝘩 𝘵𝘰 𝘴𝘰𝘭𝘷𝘦 𝘢 𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯 𝘋𝘪𝘳𝘦𝘤𝘵 𝘚𝘩𝘰𝘳𝘵𝘤𝘶𝘵 + 𝘚𝘬𝘪𝘭𝘭 𝘥𝘦𝘷𝘦𝘭𝘰𝘱𝘮𝘦𝘯𝘵 𝘵𝘰 𝘤𝘳𝘦𝘢𝘵𝘦 𝘢 𝘯𝘦𝘸 𝘴𝘩𝘰𝘳𝘵𝘤𝘶𝘵. 𝘍𝘰𝘤𝘶𝘴 𝘰𝘯 𝘤𝘰𝘯𝘤𝘦𝘱𝘵𝘴 𝘢𝘴 𝘸𝘦𝘭𝘭 𝘢𝘴 𝘱𝘳𝘢𝘤𝘵𝘪𝘤𝘦 𝘰𝘧 𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯𝘴 𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯𝘴 𝘚𝘩𝘦𝘦𝘵𝘴 𝘢𝘳𝘦 𝘥𝘪𝘷𝘪𝘥𝘦𝘥 𝘵𝘺𝘱𝘦-𝘸𝘪𝘴𝘦 & 𝘭𝘦𝘷𝘦𝘭-𝘸𝘪𝘴𝘦 𝘢𝘤𝘤𝘰𝘳𝘥𝘪𝘯𝘨 𝘵𝘰 𝘸𝘦𝘪𝘨𝘩𝘵𝘢𝘨𝘦 𝘰𝘧 𝘵𝘰𝘱𝘪𝘤 𝘗𝘳𝘦𝘷𝘪𝘰𝘶𝘴 𝘠𝘦𝘢𝘳 𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯𝘴 𝘢𝘴 𝘸𝘦𝘭𝘭 𝘢𝘴 𝘯𝘦𝘸 𝘛𝘊𝘚 𝘱𝘢𝘵𝘵𝘦𝘳𝘯 𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯𝘴 ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ यदि आप हमारी Online Course खरीदना चाहते हैं तो Contact करें : 📞𝐂𝐚𝐥𝐥 𝐨𝐫 📱 𝐖𝐡𝐚𝐭𝐬𝐀𝐩𝐩- 𝟖𝟓𝟎𝟔𝟎𝟎𝟑𝟑𝟗9 ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 𝑺𝒑𝒆𝒄𝒊𝒂𝒍 𝑷𝒂𝒊𝒅 𝑩𝒂𝒕𝒄𝒉𝒆𝒔 𝒇𝒐𝒓 𝑨𝒍𝒍 𝑺𝒕𝒂𝒕𝒆 𝑬𝒙𝒂𝒎𝒔 UP पुलिस भर्ती 2026 (Vardi 3.0): 👉 https://bit.ly/4q7Foph 𝐋𝐞𝐤𝐡𝐩𝐚𝐥 𝐕𝐎𝐃 𝐁𝐚𝐭𝐜𝐡: 👉https://bit.ly/49ePXzG 𝐑𝐚𝐢𝐥𝐰𝐚𝐲 𝐆𝐫𝐨𝐮𝐩 𝐃 𝟐𝟎𝟐𝟓: 👉 https://bit.ly/4916Q0G 𝐑𝐚𝐢𝐥𝐰𝐚𝐲 𝐒𝐜𝐢𝐞𝐧𝐜𝐞 𝐒𝐩𝐞𝐜𝐢𝐚𝐥: 👉 https://bit.ly/49nlsb9 𝐒𝐒𝐂 𝐆𝐃 𝟐𝟎𝟐𝟔 : 👉 https://bit.ly/4q2NnDJ 𝐔𝐏 𝐇𝐨𝐦𝐞 𝐆𝐮𝐚𝐫𝐝 𝟐𝟎𝟐𝟓: 👉 https://bit.ly/4pdJLhO 𝐑𝐑𝐁 𝐍𝐓𝐏𝐂 𝟐𝟎𝟐𝟔: 👉 https://bit.ly/482g1if 𝐑𝐚𝐢𝐥𝐰𝐚𝐲 𝐑𝐚𝐦𝐛𝐚𝐚𝐧 𝟒.𝟎: 👉http://bit.ly/42PHpNB भारतीय पुलिस 𝐅𝐨𝐮𝐧𝐝𝐚𝐭𝐢𝐨𝐧 2.0: 👉 https://bit.ly/42wcXaP 𝐇𝐈𝐍𝐃𝐈 𝐒𝐩𝐞𝐜𝐢𝐚𝐥 𝐁𝐚𝐭𝐜𝐡: 👉 https://bit.ly/43qqY9r 𝐑𝐚𝐦𝐛𝐚𝐚𝐧 𝐕𝐎𝐃 𝐁𝐚𝐭𝐜𝐡: 👉 http://bit.ly/4ngFlWO ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ #RailwayRankersBatch #RailwayScience #RailwayPhysics #Gravitation #PhysicsByPushpendraSir #RailwayPreparation2025 #RRBNTPC #GroupD #RailwayExam2025 #RRBGroupD2025 #RRBScience #RGStateExams #RRBExamPreparation #PushpendraSir #sound #soundwave