Energy is the capacity to do work or produce change. It exists in various forms including kinetic energy thermal energy potential energy and chemical energy. Energy can be transformed from one form to another but cannot be created or destroyed ...
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A pulley is a simple machine consisting of a wheel with a rope or chain that passes over it. It changes the direction of force applied to lift heavy objects. Pulleys can be used individually or in systems to reduce ...
Gravity is the force of attraction between two masses. It governs the motion of celestial bodies and keeps planets in orbit around stars. On Earth, gravity gives weight to objects and causes them to fall towards the ground when dropped. ...
NCERT Solutions for Class 11 Science Work energy and power 4 Important Board Questions Work energy and power NCERT Books for Session 2022-2023 CBSE Board and UP Board 2 Marks Questions
NCERT Solutions for Class 11 Science Work energy and power 4 Important Board Questions Work energy and power NCERT Books for Session 2022-2023 CBSE Board and UP Board 2 Marks Questions