Test Yourself About Black Hole!
Black hole is the spot in the outer space that is characterised by a very strong gravitational acceleration. The gravitational acceleration is so strong that even the minutes particle can not escape from this region. Among other laws, the relativity principle explain this phenomenon. Interestingly, the black hole reflects no light. How much do you know about it?
- 1.
What is the boundary of the region from which no escape is possible called?- A.
Event horizon
- B.
Black hole
- C.
Event spot
- D.
Dark spot
- 2.
What century saw the gravitational field responsible for black hole explained?
- A.
12th century
- B.
16tyh century
- C.
19th century
- D.
18th century
- 3.
Why is the black hole regarded as a black body?
- A.
It absorbs light
- B.
It reflects light
- C.
It blocks the path oflight from the sun
- D.
It is opaque
- 4.
When was the first modern solution of general relativity for the black hole found?
- A.
1917
- B.
1823
- C.
1911
- D.
1991
- 5.
Who found a modern solution of general relativity for the black hole problem?
- A.
Paul Graham
- B.
John Brass
- C.
Erwin Mars
- D.
Karl Schwarzchild
- 6.
Who interpreted the solution for the black hole problem?
- A.
Eric Walter
- B.
Clark Peterson
- C.
Timmy Jaecke
- D.
David Finkelstein
- 7.
When was the solutionof the black hole problem made?
- A.
1928
- B.
1955
- C.
1958
- D.
1671
- 8.
When was neutron stars discovered?
- A.
1961
- B.
1966
- C.
1956
- D.
1967
- 9.
Who discovered the neutron stars?
- A.
Jocelyn Burnell
- B.
Wick Yellow
- C.
Thomas Erikson
- D.
Billy Weiss
- 10.
When was the first time a direct image of the black hole published?
- A.
10 April 2019
- B.
23 April 2016
- C.
11 March 2009
- D.
11 June 2007
Questions: 9 | Attempts: 668 | Last updated: Mar 21, 2022
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