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- August 6, 1945: Hiroshima MK-I (Little Boy) Uranium gun mechanism
- August 9, 1945: Nagasaki MK-III (Fat Man) Plutonium implosion mechanism
21 more bombs of the MK-III type were scheduled for production in 1945, one of which was completed 4 days after the Japanese surrender and so was not used (it probably became the first atomic bomb in the US stockpile).
What else can I help you with?
Were nuclear weapons used in the Korean war?
No nuclear weapons were used in the korean war
What type of nuclear weapons did the US use in the Vietnam War?
The U.S used no nuclear weapons whatsoever on Vietnam.
What country used nuclear weapons offensively?
The United States used the atomic bomb offensively during WWII. That is pretty close to nuclear weapons.
Which countries used nuclear weapons during the war?
The only country that has ever used nuclear weapons in any war was the US, at the end of WW2.
What three types of weapons were used during the cold war?
Nuclear weapons, Biological Weapons, Chemical Weapons.
What was nuclear energy used for in the past?
The same as it is used now, for electricity production, plus nuclear weapons
Were nuclear weapons used in the Korean war?
No nuclear weapons were used in the korean war
What countries used nuclear weapons in the Vietnam War?
None. No nuclear weapons were used in Viet Nam.
What type of uranium is used for a nuclear missile?
In the past, highly enriched uranium (cca. 99 % uranium 235); but now nuclear weapons generally have plutonium.
Why do you have nuclear weapons?
Some of the countries have nuclear weapons because they use them as a defense mechanism. The nuclear weapons are intended to be used whenever there is a war.
Did the US use non nuclear weapons against japan?
the u.s. used non nuclear weapons and nuclear weapons against japan
Where was nuclear bomb used?
Nuclear weapons have been used in war twice- both times in 1945, when the US bombed the Japanese cities of Hiroshima and Nagasaki.
Did you use nuclear weapons on Afghan?
No nuclear weapons have been used in Afghanistan to date.
Under Eisenhower and Dulles American policy included Apex?
The threat that nuclear weapons would be used.
Where are nuclear fusions used?
Only in nuclear weapons
How was the use of nuclear weapons involved in Korean war?
No nuclear weapons were used in the Korean War.....
Is americium used in nuclear weapons?
Yes, americium can be used in some types of nuclear weapons as a neutron source for initiating the chain reaction needed for a nuclear explosion. However, its use in modern nuclear weapons is limited.
