Before CCDs Were Invented,what Was the Device Most Commonly Used

question 48

Multiple Choice

Before CCDs were invented,what was the device most commonly used for imaging with optical telescopes?

• A) Polaroid cameras
• B) Photographic glass plates
• C) High-speed film
• D) Video cameras

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Short Run

A period in economics during which at least one input, such as factory capacity, is fixed and cannot be changed.

Unemployment Benefits

Payments made by the government or a social insurance scheme to unemployed individuals who meet certain eligibility criteria.

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The combined demand for goods and services across an economy, pegged at a particular overall price level during a predetermined time period.

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