Final answer:
The tectonic plate located at 30 degrees north and 40 degrees east is the Arabian Plate, which includes the Arabian Peninsula and is bounded by the African and Eurasian plates.
Step-by-step explanation:
The location coordinates 30 degrees north and 40 degrees east would place you on the Arabian Plate. This tectonic plate is one of the smaller plates and straddles the boundary between the African and Eurasian plates. It prominently includes countries of the Arabian Peninsula, such as Saudi Arabia. The Arabian Plate is known for the divergent boundary on its western edge, where it is slowly moving away from the African Plate along the Red Sea Rift. Unlike the Scotia Plate which is located near South America and the San Andreas Fault which involves the Pacific and North American plates, the Arabian Plate is situated in the Middle East and is not associated with those tectonic features.