Explosions of high yield bombs in the ionosphere above the target. The effects can reach for a radius of a couple thousand miles around ground zero.
electromagnetic pulse is one of the effects caused by
nuclear
Nuclear
Nuclear.
High altitude burst inside the ionosphere.
Nuclear attack
Nuclear
No!!
EMP is only a significant effect if the bomb is detonated in the ionosphere.
A nuclear attack. EMP is generated by the energy of electrons added to the Earth's magnetic field by gamma radiation.
Nuclear
The explosion of an atomic weapon can cause an EMP.