English
Maharashtra State BoardSSC (English Medium) 10th Standard

Observe the figure and write the answers. 1. Name the outer orbit. 2. Which satellites revolve in low earth orbits? 3. Which various orbits are given in the figure?

Advertisements
Advertisements

Question

Observe the figure and write the answers.

  1. Name the outer orbit.
  2. Which satellites revolve in low earth orbits?
  3. Which various orbits are given in the figure?
  4. Give an example of a launch vehicle based on Newton’s third law.
Short/Brief Note
Advertisements

Solution

  1. High Earth Orbits
  2. International Space Station and Hubble telescope revolve in Low earth Orbits.
  3. High Earth Orbits, Medium Earth Orbit, Low Earth Orbits.
  4. Polar Satellite Launch Vehicle (PSLV) is an example of a launch vehicle based on Newton’s third law.
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 : .............................


Write the proper name of the orbits of satellites shown in the following figure with their height from the earth’s surface.


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


The function of a satellite launcher is based on Newton's second law of motion.


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


What is Medium Earth Orbit?


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

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]


What is microgravity?


The orbital velocity of the satellite depends on its ______.


Give scientific reasons.

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


Geostationary satellites are not useful for studies of the polar region.


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.


Complete the following equations:


The orbit of a satellite is exactly 35780 km above the earth's surface and its tangential velocity is 3.08 km/s.

How much time the satellite will take to complete one revolution around the earth?

(Radius of earth = 6400 km.)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×