Cesium Atomic Clocks Are Based on the Emission of Microwave

question 88

Multiple Choice

Cesium atomic clocks are based on the emission of microwave radiation at 9,192,631,770 Hz by cesium-133.The wavelength corresponding to this frequency is closest in value to which of the following?

• A)300 m
• B)3 km
• C)300 pm
• D)3 cm
• E)300 mm

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Definitions:

POST

Power-On Self Test, a diagnostic testing sequence run by a computer's BIOS or firmware to check the system's hardware components before booting.

CMOS

Complementary Metal-Oxide-Semiconductor, a technology used for constructing integrated circuits including microprocessors, batteries, and digital camera sensors.

EPROM

A type of memory chip that is erasable and reprogrammable using ultraviolet light.

VRAM

Stands for Video Random Access Memory, a type of memory used to store image data that a computer display will use to render graphics efficiently.