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Option 1 states that the Sukhoi PAK FA T-50 aircraft is a joint venture between the USA and India. This statement is incorrect. The Sukhoi PAK FA T-50 is a project of the Russian Federation, specifically developed by Sukhoi and the United Aircraft Corporation (UAC). Therefore, option 1 is incorrect.
Option 2 states that the Sukhoi PAK FA T-50 aircraft is a fifth-generation fighter aircraft. This statement is correct. The Sukhoi PAK FA T-50 is indeed considered a fifth-generation fighter aircraft, equipped with advanced features like stealth technology, super maneuverability, advanced avionics, and integrated control systems.
Option 3 states that the Sukhoi PAK FA T-50 aircraft has the ability to super cruise or operate at speeds beyond the sound. This statement is correct. The aircraft is designed to have the capability of supercruise, which means it can sustain supersonic speeds without the need for afterburners. This allows for faster and more efficient flight.
Based on the analysis, option 2 is the correct answer as it correctly states that statement 2 and 3 are correct. The correct option should be "2 and 3 only."