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Two spaceships leave Earth in opposite directions, each with a speed of 0.58c with respect to Earth.
Two spaceships leave Earth in opposite directions, each with a speed of 0.58c with respect to Earth. What are the …
space

transfer orbit

Worldtech Asked on 3rd January 2025 in Space dynamics.
- 333 views
- 1 answers
- 0 votes
Two spaceships are moving towards each other at a speed of 0.5c relative to the galaxy. Spaceship A sends an emergency signal to spaceship B with a frequency f = 20GHz.
Two spaceships are moving towards each other at a speed of 0.5c relative to the galaxy. Spaceship A sends an …
space

Worldtech Asked on 25th December 2024 in Astrodynamics.
- 693 views
- 1 answers
- 0 votes
When exploring a small planet with a radius of 770 km and a mass of 8.48 x 10^30 kg a small spacecraft with a mass of 8170 kg is placed in an elliptical orbit around it.
When exploring a small planet with a radius of 770 km and a mass of 8.48 x 10^30 kg a …
space

transfer orbit

Worldtech Asked on 23rd December 2024 in Space dynamics.
- 292 views
- 1 answers
- 0 votes
Determine the differential equation for small oscillations about a circular orbit when the attractive force is -K/r².
Determine the differential equation for small oscillations about a circular orbit when the attractive force is -K/r².
space

transfer orbit

Worldtech Asked on 8th November 2023 in Space dynamics.
- 1K views
- 1 answers
- 0 votes
The satellite orbit is characterized by e = 0.508 and a/R = 3.34, and its launch point was r0/R = 2.0, Θ = 62°23′.
The satellite orbit is characterized by e = 0.508 and a/R = 3.34, and its launch point was r0/R = …
space

transfer orbit

Worldtech Asked on 8th November 2023 in Space dynamics.
- 648 views
- 1 answers
- 0 votes
A communication satellite orbiting around earth has an eccentricity of \(0.0014\). Find the time period of the satellite, altitude at apogee and velocity at perigee, if the satellite has an altitude of \(400\,km\) at perigee from the surface of the earth.
A communication satellite orbiting around earth has an eccentricity of \(0.0014\). Find the time period of the satellite, altitude at …
earth

satellite

space

Worldtech Asked on 1st March 2021 in Space dynamics.
- 1K views
- 1 answers
- 0 votes
Calculate the orbital and escape velocity from earth, mass of earth is \(5.9722 \times {10^{24}}\,kg\) and radius is \(6.378 \times {10^6}\,m\).
Calculate the orbital and escape velocity from earth, mass of earth is \(5.9722 \times {10^{24}}\,kg\) and radius is \(6.378 \times …
earth

space

Kumar59 Asked on 1st March 2021 in Space dynamics.
- 1K views
- 1 answers
- 0 votes
Why are International Space Station occupants weightless ?
Why International Space Station occupants feel weightlessness ?
space

Worldtech Asked on 23rd June 2020 in Flight mechanics.
- 1K views
- 1 answers
- 0 votes