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Answer the following question. What is periodic time of a geostationary satellite? - Physics

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प्रश्न

Answer the following question.

What is periodic time of a geostationary satellite?

एका वाक्यात उत्तर
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उत्तर

The periodic time of a geostationary satellite is same as that of the Earth i.e., one day or 24 hours.

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पाठ 5: Gravitation - Exercises [पृष्ठ ९७]

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बालभारती Physics [English] Standard 11 Maharashtra State Board
पाठ 5 Gravitation
Exercises | Q 2. (xi) | पृष्ठ ९७

संबंधित प्रश्‍न

A nut becomes loose and gets detached from a satellite revolving around the earth. Will it land on the earth? If yes, where will it land? If no, how can an astronaut make it land on the earth?


No part of India is situated on the equator. Is it possible to have a geostationary satellite which always remains over New Delhi?


(a) Find the radius of the circular orbit of a satellite moving with an angular speed equal to the angular speed of earth's rotation. (b) If the satellite is directly above the North Pole at some instant, find the time it takes to come over the equatorial plane. Mass of the earth = 6 × 1024 kg.


What is the true weight of an object in a geostationary satellite that weighed exactly 10.0 N at the north pole?


Derive an expression for the critical velocity of a satellite.


Answer the following question in detail.

Why an astronaut in an orbiting satellite has a feeling of weightlessness?


Answer the following question in detail.

Obtain an expression for the binding energy of a satellite revolving around the Earth at a certain altitude.


Answer the following question in detail.

What is a critical velocity?


Answer the following question in detail.

Obtain an expression for the critical velocity of an orbiting satellite. On what factors does it depend?


Calculate the kinetic energy, potential energy, total energy and binding energy of an artificial satellite of mass 2000 kg orbiting at a height of 3600 km above the surface of the Earth.
Given: G = 6.67 × 10-11 Nm2/kg2
R = 6400 km, M = 6 × 1024 kg


A planet has mass 6.4 × 1024 kg and radius 3.4 × 106 m. Calculate the energy required to remove an object of mass 800 kg from the surface of the planet to infinity.


Two satellites of a planet have periods of 32 days and 256 days. If the radius of the orbit of the former is R, the orbital radius of the Latter is ______


The kinetic energy of a revolving satellite (mass m) at a height equal to thrice the radius of the earth (R) is ______.


An aircraft is moving with uniform velocity 150 m/s in the space. If all the forces acting on it are balanced, then it will ______.


If a body weighing 40 kg is taken inside the earth to a depth to radius of the earth, then `1/8`th the weight of the body at that point is ______.


Two satellites of masses m1 and m2 (m1 > m2) are revolving round the earth in circular orbit of radii r1 and r2 (r1 > r2) respectively. Which of the following statements is true regarding their speeds v1 and v2?


The ratio of energy required to raise a satellite to a height `(2R)/3` above earth's surface to that required to put it into the orbit at the same height is ______.

R = radius of the earth


A satellite of mass 'm', revolving round the earth of radius 'r' has kinetic energy (E). Its angular momentum is ______.


A satellite of mass 'm' is revolving around the earth of mass 'M' in an orbit of radius 'r' with constant angular velocity 'ω'. The angular momentum of the satellite is ______.

(G =gravitational constant)


A satellite is to revolve round the earth in a circle of radius 9600 km. The speed with which this satellite be projected into an orbit, will be ______.


A satellite is revolving in a circular orbit around the earth has total energy 'E'. Its potential energy in that orbit is ______.


Show the nature of the following graph for a satellite orbiting the earth. 

  1. KE vs orbital radius R
  2. PE vs orbital radius R
  3. TE vs orbital radius R.

Two satellites are orbiting around the earth in circular orbits of same radius. One of them is 10 times greater in mass than the other. Their period of revolutions are in the ratio ______.


Two satellites of same mass are orbiting round the earth at heights of r1 and r2 from the centre of earth. Their potential energies are in the ratio of ______.


Which of the following is an example of a communication (geostationary) satellite launched by India?


Artificial satellites are launched for all the following purposes EXCEPT:


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