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astra-53 [7]
2 years ago
10

Find the speed of a satellite in geostationary orbit.

Physics
1 answer:
mixas84 [53]2 years ago
4 0

Answer:

A geostationary orbit can be achieved only at an altitude very close to 35,786 kilometres (22,236 miles) and directly above the equator. This equates to an orbital speed of 3.07 kilometres per second (1.91 miles per second) and an orbital period of 1,436 minutes, one sidereal day

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Before being engulfed, matter that is pulled into a black hole should become very hot and emit _____.
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A black hole is a cosmological object that is created when a massive star comes to the end of its life and collapses under its own gravity. Black holes have massive gravitational fields  that even light cannot escape beyond a certain distance. Before being engulfed, matter that is pulled into a black hole should become very hot and emit electromagnetic radiation. 
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3 years ago
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Compare and contrast the terms vaporizing and condensation.
JulsSmile [24]
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3 years ago
Which one of the following statements is false?
emmasim [6.3K]

Answer:

d) False. If the angular momentum is zero, it implies in electro without turning, which would create a collapse towards the nucleus, so in both models the moment must be different from zero

Explanation:

Affirmations

a) true. The orbits are accurate in the Bohr model and probabilistic in quantum mechanics

b) True. If both give the same results and use the same quantum number (n)

c) True. If in angular momentum it is quantized, in the Bohr model too but it does not justify it

d) False. If the angular momentum is zero, it implies in electro without turning, which would create a collapse towards the nucleus, so in both models the moment must be different from zero

7 0
3 years ago
A woman is standing at the rim of a nonuniform cylindrical horizontal platform initially at rest. The platform is free to rotate
Natasha2012 [34]

Answer:

e

Explanation:

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4 0
3 years ago
Which statement best compares an asteroid with Earth?
Alla [95]
Answer:

<span>C) Both have rocky composition 

Explanation

Earth has rocks. Many many rocks.

It is made of many type of rocks such as </span>sedimentary<span>, </span>metamorphic<span>, and </span><span>igneous rocks. and guess what a asteroid is? That is right ! A ROCK.
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</span>
4 0
3 years ago
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