Those cold be triggered by wire, Radio, Victim-operated and cell phones.
time delay victim operated command-detonated
Those could be rigged to be detonated by cellular phones, wire or by the weight of the person or vehicle.
Time delay Command-detonated Victim-operated
victom-operated time delay command-detonated
time delay, command-detonated, victim-operatedThere are quite a few ways IED's are detonated. I would consider the following most common, but this is surely arguable:Pressure/motion.Direct electric Switch (like a doorbell and electricity source)Cell phone or RF transmission.Timer.
ENIAC was first used in calculations for the hydrogen bomb
Structured Design
Define the design strategy
Answer Little Boy was a different bomb design using a gun dentonator. These were referred to as "thin man"designs as they were thinner than the type design used for "Fat Man" bomb, which was a large round diameter. This design was very dangerous and could be easily detonated by lightning, etc. No more bombs were designed like this.
Structured Design
A decorative design or pattern. Typically badges and emblems.
Design? I'm not 100% sure what word you're asking about