chirag345

kokila

Asked: December 10, 2024In: Class-11-Physics

What are the various factors on which the value of g at place on the earth depends.

The value of g depends on altitude, latitude, Earth’s shape, local geology, and the Earth’s rotation. Class 11 Physics Gravitation CBSE Exam 2024-25

kokila

Asked: December 10, 2024In: Class-11-Physics

Explain how the mass and average density of the earth can be estimated from the knowledge of G?

By using gravitational force equations, Earth’s mass and density can be estimated from gravitational constant and Earth’s radius. Class 11 Physics Gravitation CBSE Exam 2024-25

kokila

Asked: December 10, 2024In: Class-11-Physics

Obtain an expression for the acceleration due to gravity g in terms of mass of the earth M and gravitational constant G.

Acceleration due to gravity is the force per unit mass, calculated as the gravitational constant multiplied by Earth’s mass divided by distance squared. Class 11 Physics Gravitation CBSE EXAM 2024-25

kokila

Asked: December 10, 2024In: Class-11-Physics

Write expressions for the gravitational force exerted by the earth on a point mass m located above, below and on the surface of the earth. Hence deduce expression for g on the earth’s surface.

Gravitational force is directly proportional to the product of masses and inversely proportional to the square of the distance. Class 11 Physics Gravitation CBSE EXAM 2024-25

shanty099

Asked: December 9, 2024In: Class-11-Physics

Express law of gravitation in vector form. What are its implications?

The vector form of the law of gravitation implies that the gravitational forces acting between two particles form action and reaction pair. NCERT Class 11 Physics Gravitation CBSE EXAM 2024-25

chirag345

What are the various factors on which the value of g at place on the earth depends.

Explain how the mass and average density of the earth can be estimated from the knowledge of G?

Obtain an expression for the acceleration due to gravity g in terms of mass of the earth M and gravitational constant G.

Write expressions for the gravitational force exerted by the earth on a point mass m located above, below and on the surface of the earth. Hence deduce expression for g on the earth’s surface.

Express law of gravitation in vector form. What are its implications?

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