What is the largest nuclear weapon ever built by the US?

Answer 1

Both are the same thing a nuclear bomb is a chain reaction of usually uranium atoms colliding with each other causing massive damage.

yes, that is correct but nuclear kills more belive it or not so dont cry to me when you see the japs come bomb us.

Answer 2

The largest nuclear weapon ever built by the US was the B41 bomb, also known as the Mk-41. It had a maximum yield of 25 megatons and was developed during the Cold War era in the 1960s. It was designed to be air-dropped from a bomber aircraft.

Answer 3

The Mark-17, Mark-24 and Mark-41 (B-41) were the largest nuclear weapons built by the US. While a lot of the information on these weapons is classified, the current best estimate is that the weapon with the greatest yield that the USA fabricated was a version of the B-41 bomb with a yield of 25 megatons.

Answer 4

Tsar Bomba, tested by Soviet Union in October 30,1961. It equals 50 megatons.