The center of gravity is the point where an object’s weight is evenly distributed, acting as the balance point. Class 11 Physics Systems of Particle & Rotational Motion CBSE EXAM 2024-25
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Projected direction refers to the anticipated path an object will follow based on its current motion and applied forces over time. Class 11 Physics Gravitation CBSE EXAM 2024-25
Satellite velocity is the speed required for a satellite to maintain orbit, balancing gravitational pull and centrifugal force during motion. Class 11 Physics Gravitation CBSE EXAM 2024-25
Escape velocity is the minimum speed needed for an object to break free from a planet’s gravitational pull without further propulsion. Class 11 Physics Gravitation CBSE EXAM 2024-25
Earth’s surface is the outermost layer, consisting of land, water, and atmosphere, supporting diverse ecosystems and human activities. Class 11 Physics Gravitation CBSE Exam 2024-25
Time periods refer to the duration a celestial body takes to complete one full orbit or cycle, depending on gravitational forces. Class 11 Physics Gravitation CBSE EXAM 2024-25
The revolution of a planet is its orbital motion around a star, influenced by gravitational forces and following elliptical paths. Class 11 physics Gravitation CBSE Exam 2024-25
Ploughing is now done by tractor-driven cultivators, saving labor and time. The use of cultivators in modern agriculture has replaced traditional ploughs in many instances. NCERT Class 8 Science Chapter 1 Crop Production and Management
A hoe is a tool used for removing weeds and loosening the soil. It has a long rod of wood or iron with a strong, broad, and bent plate of iron fixed at one end. NCERT Class 8 Science Chapter 1 ...
The indigenous wooden plough is increasingly being replaced by iron ploughs in modern agriculture for more efficiency and effectiveness in soil preparation. NCERT Class 8 Science Chapter 1 Crop Production and Management