Những nghiên cứu nào đã chứng minh sự cần thiết của việc tắt thiết bị điện tử khi cất cánh?

Before testing begins, you may make announcements regarding: •. Cell phones and electronic devices: All devices must be powered off and stored away at all times ... Turn off any cell phones, pagers, or other electronic devices before entering a courtroom. ... When you receive your summons for jury duty, you must notify ... Getting connected. Once WiFi is turned on after take off, you can keep your device on flight mode but enable WiFi to connect to the Virgin Atlantic network. ... you can turn off flight mode and start using transmitting services on your device. ... You must put these electronic devices away in the overhead lockers or under ... Make sure your browser is updated to the most recent version. Make sure that you are in a location where won't be interrupted. Turn off all mobile devices, ... label on the product before you take an over- the-counter drug for warnings ... You must use the appropriate turn signal before changing direction or ... Mar 21, 2025 ... CBP might retain the notes it took during the search of your device or any questioning while you were at the border. Do I have to enter a ... Dec 4, 2023 ... You must secure all devices for take-off and landing, and when ... You must follow the crew's directions before using your device on the tarmac. If you do not have a valid driver license, you must take the Class F and Class M written tests to receive a motorcycle instruction permit. When you are ready, ... Jan 27, 2016 ... You don't have to be too worried about it, since the aircraft is able to cope with this. People are instructed to turn them off in order to ...