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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

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

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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

Is it necessary for the plane of the orbit of a satellite to pass through the centre of 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?


Two satellites going in equatorial plane have almost same radii. As seen from the earth one moves from east one to west and the other from west to east. Will they have the same time period as seen from the earth? If not which one will have less time period?


Two satellites A and B move round the earth in the same orbit. The mass of B is twice the mass of A.


At what rate should the earth rotate so that the apparent g at the equator becomes zero? What will be the length of the day in this situation?


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


The radius of a planet is R1 and a satellite revolves round it in a circle of radius R2. The time period of revolution is T. Find the acceleration due to the gravitation of the planet at its surface.


Find the minimum colatitude which can directly receive a signal from a geostationary satellite.


Choose the correct option.

The binding energy of a satellite revolving around the planet in a circular orbit is 3 × 109 J. It's kinetic energy is ______.


State the conditions for various possible orbits of satellite depending upon the horizontal/tangential speed of projection.


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.


Solve the following problem.

Calculate the value of the universal gravitational constant from the given data. Mass of the Earth = 6 × 1024 kg, Radius of the Earth = 6400 km, and the acceleration due to gravity on the surface = 9.8 m/s2.


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 ______


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 ______.


Reason of weightlessness in a satellite is ____________.


A geostationary satellite is orbiting the earth at the height of 6R above the surface of earth. R being radius of earth. The time period of another satellite at a height of 2.5 R from the surface of earth is ____________.


Assuming that the earth is revolving around the sun in circular orbit of radius 'R', the angular momentum is directly proportional to rn. The value of 'n' is ______.


If the Earth-Sun distance is held constant and the mass of the Sun is doubled, then the period of revolution of the earth around the Sun will change to ____________.


Two satellites of masses m and 4m orbit the earth in circular orbits of radii 8r and r respectively. The ratio of their orbital speeds is ____________.


Out of following, the only correct statement about satellites is ____________.


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 ______.


Satellites orbiting the earth have finite life and sometimes debris of satellites fall to the earth. This is because ______.


The ratio of binding energy of a satellite at rest on earth's surface to the binding energy of a satellite of same mass revolving around the earth at a height h above the earth's surface is ______ (R = radius of the earth).


A satellite revolves around a planet very close to its surface. By what maximum factor can its kinetic energy be increased suddenly, such that it revolves in orbit in the same way?


Artificial satellites are launched for all the following purposes EXCEPT ______.


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