Inertial mass resists acceleration, while gravitational mass determines gravitational attraction. Both masses are experimentally found to be equivalent. Class 11 Physics Gravitation CBSE EXAM 2024-25
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Inertial mass measures resistance to acceleration under force, while gravitational mass determines the strength of gravitational interaction. Both are equal, ensuring the equivalence principle in physics. Class 11 Physics Gravitation CBSE EXAM 2024-25
Inertial mass measures a body’s resistance to acceleration under force. Properties: scalar quantity, independent of gravity, equals gravitational mass. Class 11 Physics Gravitation CBSE EXAM 2024-25
Weightlessness occurs when no normal force acts on a body, as in free fall, space orbit, or zero-gravity environments. Problems: muscle atrophy, bone loss, and spatial disorientation. Class 11 Physics Gravitation CBSE EXAM 2024-25
Kepler’s second law arises from conservation of angular momentum: orbital angular momentum (L = mvr) remains constant, ensuring equal area sweep. Class 11 Physics Gravitation CBSE EXAM 2024-25
Kepler’s laws describe planetary motion: elliptical orbits, equal areas in equal times, and orbital period proportional to distance cubed. Class 11 Physics Gravitation CBSE EXAM 2024-25
Planetary motion theories include Ptolemy’s geocentric model, Copernicus’ heliocentric theory, Kepler’s elliptical orbits, and Newton’s gravitational laws. Class 11 Physics Gravitation CBSE EXAM 2024-25
Binding energy of a satellite is the energy required to separate it from Earth’s gravitational field. Class 11 Physics Gravitation CBSE EXAM 2024-25
Geostationary satellites are used for weather monitoring, global communication, TV broadcasting, navigation, disaster management, and military surveillance. Class 11 Physics Gravitation CBSE EXAM 2024-25
Geostationary satellites enable global communication by providing consistent coverage for broadcasting, internet, and telephony over fixed Earth locations. Class 11 Physics Gravitation CBSE EXAM 2024-25