Question

Consider the following statement about Radio Galaxies:

1.  Astronomers recently reported the discovery of 63 new giant radio galaxies

2.  Radio Galaxies, also known as radio-luminous galaxies or radio-loud galaxies

3.  These are a particular type of active galaxy that emits more light at radio wavelengths than at visible wavelengths.

Which of the statements given above is/are correct?

A 1 only Correct Answer Incorrect Answer
B 2 only Correct Answer Incorrect Answer
C Both 1 and 2 Correct Answer Incorrect Answer
D 1, 2 and 3 Correct Answer Incorrect Answer

Solution

Astronomers recently reported the discovery of 63 new giant radio galaxies. Radio Galaxies, also known as radio-luminous galaxies or radio-loud galaxies, are a particular type of active galaxy that emits more light at radio wavelengths than at visible wavelengths. The first radio galaxy to be discovered, and still the brightest, is called Cygnus A

Practice Next

Relevant for Exams:

×
×