What is the time required for gear extension when the EMER L/G Down handle is activated?

The time required for gear extension when the EMER L/G Down handle is activated is indeed 30 seconds. This duration is specifically designed to allow for a controlled and safe extension of the landing gear in emergencies. When the emergency landing gear handle is used, it engages a hydraulic system that ensures the landing gear deploys properly, allowing time for any potential issues to be addressed during the descent.

In this case, 30 seconds provides pilots enough time to assess the flight parameters while managing the emergency situation. It's critical because attempting to rush this process could lead to complications, such as not properly aligning the gear or causing excessive strain on the deployment mechanism. Therefore, understanding this time frame is essential for safe and effective emergency procedures during flight operations.