Work, energy and power are fundamental concepts in physics. Work is done when a force causes displacement. Energy is the capacity to perform work, existing in forms like kinetic and potential energy. Power is the rate at which work is ...
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Energy is the capacity to perform work, existing in forms like kinetic, potential, thermal, and chemical energy. It is conserved, transforms between types, and powers natural processes and human activities, driving motion, change and technological advancements. Class 11 Physics Chapter 5, ...
Energy is the capacity to do work or produce change, existing in various forms such as kinetic, potential, thermal and chemical. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25
More energy is spent in climbing stairs because the person works against gravity. When climbing stairs, the person must lift their body mass upward, opposing the force of gravity. This requires expending energy to overcome gravity’s resistance, making the task ...