Physics, asked by Anonymous, 1 year ago

What is escape velocity ? Why does black hole appear black ?

Answers

Answered by ASweety1431
1
HEYY,,

HERE IS UR ANS.....

The minimum speed with which a body has to projected vertically upward from the surface of earth so that it just cross the gravitational field of Earth and never return to earth is called escape speed.

Hope it helps you☺

pinki303: hii
Answered by kumar00
0
the minimum velocity needed by an object to escape from the gravitational influence of earth is known as escape velocity. why the colour of black hole is black is a mistry up till now there is no proper proof
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