English
Maharashtra State BoardSSC (English Medium) 10th Standard

Write functions of Military satellite and Navigational satellite.

Advertisements
Advertisements

Question

Write functions of Military satellite and Navigational satellite.

Short/Brief Note
Advertisements

Solution

  1. Military satellite: These satellites collect information for security aspects of the nation.
  2. Navigational satellite: These satellites help in locating any place on earth’s surface by fixing the location in terms of its precise latitude and longitude.
shaalaa.com
  Is there an error in this question or solution?
Chapter 10: Space Missions - Answer the Following

RELATED QUESTIONS

Why are geostationary satellites not useful for studies of polar regions?


Solve the problem.

How much time a satellite in an orbit at height 35780 km above earth's surface would take, if the mass of the earth would have been four times its original mass?


Considering first correlation, complete the second.
Hubble telescope : At 569 km above the earth’s surface
Orbit of Hubble telescope : .............................


A group of students from COEP Pune sent a small satellite _______ through ISRO in 2016.


Calculate the critical velocity of the satellite to be located at 35780 km above the surface of earth.


Note the relationship between the entries in all the three columns in the table and rewrite the table.

Column-1
(Location)
Column-2
Height from the earth’s surface (km)
Column-3
g (m/s2)
Earth’s surface (average) 8.8 0.225
Mount Everest 36.6 9.81
Maximum height ever reached by manmade balloon 400 9.8
Orbit of a typical weather satellite 35700 9.77
Orbit of communication satellite 0 8.7

How is a satellite maintained in nearly circular orbit?


Numerical problem.

Calculate the speed with which a satellite moves if it is at a height of 36,000 km from the Earth’s surface and has an orbital period of 24 hr (Take R = 6370 km) [Hint: Convert hr into seconds before doing calculation]


Numerical problem.

At an orbital height of 400 km, find the orbital period of the satellite.


What is microgravity?


The orbital velocity of the satellite depends on its ______.


Write down the formula of orbital velocity.


Give scientific reasons.

The geostationary satellite is not useful in the study of polar regions.


Calculate the time taken by a satellite for one revolution revolving at a height of 6400 km above the earth's surface with a velocity of 5.6 km/s.


The height of medium earth orbit above the surface of the earth is ______.


Complete the Following table.

Sr. no. Type of Satellite The names of Indian Satellite and launcher
(1) Navigational Satellite Satellite: ______
Launcher: ______
(2) Earth Observation Satellite Satellite: ______
Launcher: ______

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×