Question

What did NACA purchase in the mid-1950s that started a new era?

Answer 1

In the mid-1950s, NACA purchased the IBM 704, a digital computer that started a new era.

Step-by-step explanation:

In the mid-1950s, the National Advisory Committee for Aeronautics (NACA) purchased a machine that started a new era. This machine was a digital computer called the IBM 704, which was used for complex calculations and simulations related to aeronautical research.