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How does vibration produce sound?

Sound Is Observed Only When Something Moves We notice a clear pattern in daily life: However, when these objects are at rest, no sound is heard. A bell kept untouched or a book lying still on a table remains silent.This leads to an important question: why is sound heard only when there is motion? Vibration


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JEE Main Syllabus for 2026 : Physics, Chemistry & Maths

JEE Main syllabus has been matched with CBSE syllabus. Here is the current syllabus for 2026 JEE Main Mathematics Syllabus: Sets, Relations, Functions Sets and their representation: Union, intersection, and complement of sets and their algebraic properties; Power set; Relation, Type of relations, equivalence relations, functions; one-one, into and onto functions, the composition of functions.

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Tips and Tricks to crack JEE 2026 without coaching

Students often think that It is important to go to coaching classes to clear the JEE Main and JEE Advanced examinations. There is no doubt that Coaching classes do make education easy with knowledge being imparted by professional tutors. But it is not the only thing for success. Self-study plays a major role in succeeding


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UPESEAT 2026 Information, eligibility & Exam dates

Introduction Important Criteria sheet Program Eligibilty Criteria Admission Criteria Duration (Yrs) B. Tech. (1) Exam Pathway (up to 80% Seat distribution) –  (1) Minimum 50% marks at Higher & Senior Secondary level (10th & 12th) (2) Minimum 50% aggregate in Physics, Chemistry & Mathematics at Senior Secondary level(12th) (2) Non-Exam Pathway (up to 20% Seat

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BITSAT Syllabus 2026: English & Logical Reasoning

Part 3 of BITSAT paper contains questions on English and Logical Reasoning. Here is the syllabus for both English Proficiency and Logical Reasoning. There will be 10 MCQ for English and 20 MCQ for Logical Reasoning English Proficiency This test is designed to assess the test takers’ general proficiency in the use of English language


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