Answer:
This type of star is called the "white dwarf." When a very massive star exhausts its nuclear fuel it explodes as a supernova.
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The inner planets are rocky and have diameters of less than 13,000 kilometers. The outer planets include Jupiter, Saturn, Uranus, and Neptune. The smaller, inner planets include Mercury, Venus, Earth, and Mars. Inner planet's atmosphere is thin. (Mercury has no atmosphere). Outer Planets: Outer planets' atmosphere is very thick. The four inner planets, Mercury, Venus, Earth, and Mars, are warmer than the outer gas giants. However, the temperature of the planets does not follow a linear path from the Sun.
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we know that
Power efficiency is defined as the ratio of the output power divided by the input power:
so

in this problem

Substitute in the formula above

%
therefore
the answer is
the efficient is
%
All of them are but if you're looking for only one then it is follow the instructions
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