Examlex
The ________, developed in 1951, was the first commercially successful general-purpose stored-program electronic digital computer.
Cabinet Member
An official who heads a department of the executive branch in the government and advises the President or Prime Minister.
Frances Perkins
The first female cabinet member in U.S. history, serving as Secretary of Labor under President Franklin Roosevelt and playing a key role in New Deal legislation.
Mass Culture
The set of ideas, activities, and values that are widespread in a society, heavily influenced by media, technology, and mass communication.
Compulsory School-Attendance Laws
These are legal requirements demanding that children of certain ages attend school, aimed at ensuring universal education.
Q3: A fixed aperture diaphragm should leave a
Q3: Which of the following is most effective
Q5: Chronic low doses of radiation have _
Q6: Switching from screen-film imaging to computed radiography
Q8: The leakage radiation limit for x-ray tubes
Q9: The destruction of _ cells in the
Q14: Lymphoid tissue begins to atrophy at what
Q14: The _ is used for precise calibration
Q16: The inherent base density plus fog density
Q21: Sharpness of detail can be improved by