Question 1:

Who is credited with inventing the first practical submarine?

Explanation: Robert Fulton is credited with inventing the first practical submarine, called the "Nautilus," in 1800.

Question 2:

When was the first successful combat submarine developed?

Explanation: The first successful combat submarine, the H.L. Hunley, was developed in 1863.

Question 3:

Which submarine was the first to travel submerged for a significant distance?

Explanation: The USS Nautilus (SSN-571) was the first submarine to travel submerged for a significant distance in 1958.

Question 4:

Which country built the first nuclear-powered submarine?

Explanation: The United States built the first nuclear-powered submarine, the USS Nautilus (SSN-571), in 1954.

Question 5:

Which submarine is famous for its role in the Cold War and underwater espionage?

Explanation: The USS Jimmy Carter (SSN-23) is known for its role in the Cold War and underwater espionage.