The radio lobes that are on each side of some radio galaxies and jets from them produce mainly

a. 21-cm radiation.
b. synchrotron radiation.
c. black body radiation.
d. emission lies due to hydrogen.
e. absorption lines due to hydrogen.


b

Physics & Space Science

You might also like to view...

There are daily variations in the barometric pressure, which occur because of tidal effects

Indicate whether the statement is true or false

Physics & Space Science

In projectile motion the velocity at the top of the trajectory is

A. zero B. non-zero, since the x component of the velocity has remained constant. C. larger than at any other time during the trajectory.

Physics & Space Science

The Sun is what spectral type?

a. S2 b. G2 c. F2 d. K2 e. ST2 (Spectral Type 2)

Physics & Space Science

Which of the above images best depicts a water solution of a weak acid (represented by HA)?

A) A B) B C) C D) All of the above are weak acids. E) None of the above are weak acids.

Physics & Space Science