lowkedoutbrian5275 lowkedoutbrian5275

22-03-2022
SAT

contestada

An electromagnetic wave traveling through a vacuum has a wavelength of 1. 5 × 10–1 meter. The period of this electromagnetic wave is

Respuesta :

Dominique8705 Dominique8705

22-03-2022

Speed of EM wave in vacuum = 3 x 10⁸ meters per second.
Frequency = (speed) / (wavelength)
Period = 1/frequency

Period = (wavelength) / (speed) = (0.15) / (3 x 10⁸) = 0.5 nanosecond

( "nano..." = 10⁻⁹ )

Answer Link

Otras preguntas

which best describes a difference between laser light and regular light?

Which expressions represent the distance between the two points? Choose all answers that are correct. The number line shows two points with coordinates negati

John's average for making free throws in a basketball game is .80. In a one-and-one free throw situation (where he shoots a second basket only if he makes the f

10. A boy can raise a rock that weighs 95 N by using a lever and applying a force of 15 N. what is the mechanical advantages of the lever? 11. What principle

Line BC contains points B (4, −5) and C (3, 2). Line DE contains points D (2, 0) and E (9, 1). Lines BC and DE are A.parallel B. perpendicular C.neither

A new patio will be an irregular hexagon. The patio will have two long parallel sides and an area of 360 square feet. The area of a geometrically similar patio

Please can you help me with this answers.Thanks>

Which sequence correctly describes the flow of genetic information in a cell? A. Proteins → RNA → DNA B. DNA → RNA → Proteins C. RNA → Proteins → DNA

What is the affirmative tú command of salir? I answered sal What is the affirmative tú command of ir? I answered ve How would you command someone not to spe

A submarine cuts through the water at an elevation of 203 meters under the sea. The sub rises, and the elevation changes by 4.3 meters per minute for the first