3.Find the potential energy stored in a ball of mass 5 kg placed at a height of 3 m above the ground. (a) upon the system by a non-conservative force (b) by the system against a conservative force (c) ...

NCERT Class 11 Physics Lab Manual: Physics deals with the study of matter and energy. The aim of performing practical work in physics is to verify concepts and principles. Understanding the importance ...

For secondary school students, Class 11 is a significant academic year that establishes the foundation for advanced subjects that are essential to the Class 12 curriculum. While difficult, this phase ...

The National Council of Educational Research and Training (NCERT) has launched free online courses for students of classes 11 and 12, aiming to provide structured and comprehensive preparation for ...