What is measured in hertz

This question was previously asked in. Know more about Physics and ace the concept of Wave. Start Now. The correct answer is Frequency. Frequency is the number of occurrences of a repeating event per unit of time. It is also known as temporal frequency. Frequency is measured in units of hertz Hz which is equal to one occurrence of a repeating event per second. Get Started for Free Download App. More Wave Questions Q1. Which of the following is correct about sound?

Large amplitude - Loud sound II. High frequency - Low pitch. Which of the following happens due to atmospheric refraction? Twinkling of stars II. Advanced sunrise and delayed sunset. Which of the following is responsible for the production of an echo? Which of the following is an example of electromagnetic waves?

Microwaves are electromagnetic waves having frequencies in range of. An oscilloscope is an instrument which allows us to see waves produced by. When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is. More Physics Questions Q1. NIST delivers digital timing signals by telephone and through the internet. Official U. Free software for using these services on several types of popular computers can be downloaded there.

Information about these services can be found on the Time and Frequency Division Web site. NIST and the U. Naval Observatory jointly operate a website that provides the Official U. Learn more How to get the time using a telephone, computer or radio signals? What is a leap second?

What are the daylight saving time rules? This comic book-style video animation series has been developed to help middle school students learn about the 7 SI base measurement units. By reading the vibrations of her laser-cooled cesium atoms, Professor Second can synchronize any frequency and correct any clock. A second is the time it takes an excited cesium atom to vibrate 9,,, times.