Physics, asked by suzy7, 1 year ago

speed of launching satellites/rockets

Answers

Answered by ana19

The speed needed to maintain an orbit near the Earth's surface corresponds to a sideways speed ofabout 7.8 km/s (17,400 mph), an energy of about 30MJ/kg. This is several times the energy per kg of practical rocket propellant mixes.

Answered by Deepmala15April2005

about 7.8 km/s .......

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