USA HISTORY

Detailed explanation-1: -On 6 August 1945, at 08:15, the first bomb was dropped on the centre of Hiroshima. ‘Little Boy’ was a gun-type fission bomb, using a conventional explosive charge to fire one sub-critical mass of uranium into another.

Detailed explanation-2: -When were the atomic bombs dropped on Hiroshima and Nagasaki? The first atomic bomb, named Little Boy, was dropped on Hiroshima from the Enola Gay, a B-29 bomber, at 8:15 AM on August 6, 1945. The second bomb, named Fat Man, was dropped on Nagasaki from the Bockscar, also a B-29 bomber, at 11:02 AM on August 9, 1945.

Detailed explanation-3: -The atomic bombings of Hiroshima and Nagasaki were the detonation of two atomic bombs over the Japanese cities of Hiroshima and Nagasaki on 6 and 9 August 1945 by the United States.

Detailed explanation-4: -This gun-type uranium bomb, nicknamed Little Boy, weighed 9, 700 pounds. The bomb was dropped on Hiroshima, Japan, August 6, 1945, at 8:15 AM. A B-29 dropped the bomb from 31, 000 feet. The bomb exploded about 1, 500 feet above the city with a force of 15, 000 tons of TNT.