According to the unified model of active galactic nuclei,what is observed if our line of sight is parallel to the plane of the dense disk of an active galactic nucleus?
A)no spectral emission lines
B)broad spectral lines
C)narrow spectral lines
D)a thin accretion disk

Question

Quizplus · Accepted Answer

If the line of sight is parallel to the plane of the dense disk of an active galactic nucleus, we observe narrow spectral lines. This is because the dense disk obscures the broad emission line region, allowing only the narrow line region to be observed.

According to the Unified Model of Active Galactic Nuclei,what Is