In the context of munitions, what does 'point detonating' mean?

'Point detonating' refers to a type of munition that is designed to detonate upon impact with a target. This means that the mechanism within the munition is activated as soon as it comes into physical contact with the surface of the target, resulting in an immediate explosion. This is essential for certain types of munitions where accuracy and immediate action upon impact are critical for effectiveness.

In contrast, the other options describe different types of detonation mechanisms. For instance, detonation at a predetermined altitude is typical of airburst munitions, which are designed to explode above the ground for maximum area effect. A delayed detonation means the munition is designed to wait for a specific amount of time before it explodes, which could be used for tactical purposes. Lastly, detonating upon reaching maximum distance would imply a specific range-triggered explosion, typically seen in certain artillery rounds or guided munitions. Understanding these distinctions helps in selecting the right type of munition for a designated operation.