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lokesh12

Asked: December 17, 2024In: Class-11-Physics

The change in the value of g at a height at a depth d below the surface of earth. When both d and h are much smaller than the radius of earth, then which one of the following is correct?

The Earth’s radius is approximately 6,371 kilometers on average, with slight variations between the equatorial (6,378 km) and polar (6,357 km) radii. Class 11 Physics Gravitation CBSE Exam 2024-25

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lokesh12

Asked: December 17, 2024In: Class-11-Physics

The time period of an earth satellite in circular orbit in independent of

An Earth satellite is an object that orbits the Earth, either naturally (like the Moon) or artificially (like communication and weather satellites). Class 11 Physics Gravitation CBSE EXAM 2024-25

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lokesh12

Asked: December 17, 2024In: Class-11-Physics

A planet in a distant solar system is 10 times more massive than the earth and its radius is 10 times smaller. Given that the escape velocity from the earth is 11 km s⁻¹, the escape velocity from the surface of the planet would be

A distant solar system refers to a planetary system located far from our own, consisting of a star and orbiting celestial bodies. Class 11 Physics Gravitation CBSE EXAM 2024-25

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lokesh12

Asked: December 17, 2024In: Class-11-Physics

The escape velocity of a body depends upon mass as

Escape velocity is the minimum speed an object needs to break free from a planet’s gravitational pull without further propulsion. Class 11 Physics Gravitation CBSE EXAM 2024-25

Poll

lokesh12

Asked: December 17, 2024In: Class-11-Physics

The kinetic energy needed to project a body of mass m from the earth’s surface (radius R) to infinity is

Kinetic energy is the energy possessed by a body due to its motion. It depends on the body’s mass and velocity. Class 11 Physics Gravitation CBSE EXAM 2024-25

The change in the value of g at a height at a depth d below the surface of earth. When both d and h are much smaller than the radius of earth, then which one of the following is correct?

The time period of an earth satellite in circular orbit in independent of

A planet in a distant solar system is 10 times more massive than the earth and its radius is 10 times smaller. Given that the escape velocity from the earth is 11 km s⁻¹, the escape velocity from the surface of the planet would be

The escape velocity of a body depends upon mass as

The kinetic energy needed to project a body of mass m from the earth’s surface (radius R) to infinity is

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