A helicopter on flood relief mission, flying horizontally with a speed u at an altitude H, has to driop a food packet for a victim standing on the ground. At what distance from the victim should the packet be dropped? The victim stands in the vertical plane of the helicopters's motion.

Explanation

To solve the problem of determining at what distance from the victim the food packet should be dropped from the helicopter, we will follow these steps:

### Step-by-Step Solution:

1. **Identify the Variables:**
- Let \( u \) be the horizontal speed of the helicopter.
- Let \( H \) be the altitude from which the packet is dropped.
- Let \( g \) be the acceleration due to gravity.
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