No. The .50 AE is 33mm in length. The .50 Browning Machine Gun rounds, as used in the Barrett, are 99mm in length. Very substantial difference.
Yes
The Desert Eagle was made in several caliber, including .50 Action Express, which is NOT the same cartridge as the .50 BMG used in the Barrett rifle.
Depends on how fast you can pull the trigger and reload.
The DE does not take clips.
Desert Eagle. Desert Eagle. Desert Eagle. Desert Eagle. Desert Eagle.
Nine rounds for the .357 Magnum model, eight rounds for the .41 and .44 Magnum models, seven rounds for the .440 CorBon and .50 Action Express models.
Depends on what calibre the desert eagle is.
The Desert Eagle was made in the US and Israel.
Desert Eagle specifically, no. The Jericho - also commonly called the "Baby Eagle" - is something of a scaled-down version of the Desert Eagle, and that is available in 9mm.
you get a gold desert eagle at level 55
No paintballs will be able to fire out of a Desert Eagle
There's no such thing as a 9mm Desert Eagle.