Torque is also known as moment of force or couple. When a force act on a particle does not merely move in the direction of the force, but it also turns about some point. So, we can define the torque for a particle about a point as the vector product of position vector of the […]
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If external force is not acting on the system of particles, then Therefore, the rate of change of momentum is zero i.e momentum of system remains constant. The above expression represents the law of conservation of linear momentum for system of particles. If mass of the system is constant, then So, if net external force
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Important Questions for CBSE Class 10 Maths 2024 In this article, we have compiled the most important CBSE Class 10 Maths chapter wise questions and answer. All these questions are very important for board examination. CBSE Class 10th Important Links CBSE Class 10th Books and Solutions CBSE Class 10 Best Study Materials Subject-Wise CBSE Class
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In this article, we have provided most Important Questions and answers for CBSE Class 12 Political Science board examinations 2022-23. These important questions have been designed by subject experts and focusing on the latest changes in the syllabus according to new session. For many more books and free study materials you can visit at Maths and Physics
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The above expression represent Newton’s Second Law for system of particles. NCERT Class 11 Physics Book PDF Free Download Also Read SL Arora Class 11 Physics Book PDF Free Download All In One Arihant Class 11 Physics Book PDF Free Download NCERT Class 11 Physics Hand Written Notes Chapter-Wise
This post contains CBSE Class 12 Biology Most Important MCQs Questions With Answer for Board Exam 2023. All students needs practicing hard to score well in the board exam. By focusing on the right resources and doing smart work, Class 12 Biology students will be able to achieve their Target scores. In this post, I have
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For a system of n-particles, total linear momentum is vector sum of linear momenta of individual particles. Where, linear momentum (P=mv). Thus, the total momentum of a system of particles is equal to the product of the total mass and velocity of its centre of mass. NCERT Class 11 Physics Book PDF Free Download Also
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In this post, I have provided CBSE Class 12th Maths Board Exam 2023 Important MCQs Questions With Answers. The main purpose of these practice questions and answers is to help the CBSE Class 12 Maths students to prepare for their comming exams. Given Below Are Important Questions with solution. 1 The number of equivalence relations
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