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What is Black hole?

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in Engineering Physics I by (558k points)
What is Black hole?

(a) Super surface of the atmosphere

(b) Ozone layer

(c) Super dense planetary material

(d) A hole on the surface of the earth

This question was posed to me during an online exam.

This key question is from Orbital Velocity topic in section Kinetic Theory of Gases of Engineering Physics I

1 Answer

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Right answer is (c) Super dense planetary material

Easy explanation: Black hole is a super dense planetary material formed due to the continued compression the core of a star during a supernova explosion.

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