Question
Download Solution PDFUnit of frequency is ______.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is hertz. Key Points
- Hertz is the unit of frequency, which measures the number of cycles per second in a wave or signal.
- It is named after Heinrich Hertz, a German physicist who first demonstrated the existence of electromagnetic waves in the late 19th century
- The symbol for hertz is Hz and it is commonly used in fields such as physics, electronics, telecommunications, and music.
- Other units of frequency include kilohertz (kHz), megahertz (MHz), and gigahertz (GHz), which represent thousands, millions, and billions of hertz respectively.
Additional Information
- Seconds (sec) is a unit of time.
- 9,192,631,770 (or 9.192631770 x 109 in decimal notation) cycles of radiation resulting from the cesium-133 atom switching between two levels is equal to one second.
- Grams (gm) and centimeters (cm) are units of mass and length respectively.
- According to the International System of Units, one-thousandth of a kilogram is equivalent to one gram, a unit of mass.
- Inches are larger than centimeters; 2.54 cm are equal to one inch.
- One meter is made up of 100 centimeters, and each centimeter is made up of 10 millimeters.
Last updated on May 28, 2025
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