Frequency of a green light, and wavelength of radio waves
The speed of electromagnetic waves through vacuum or air is 3X10^8m/sec. Find the frequency of the green light with a wavelength of 5.4X10^-7m and the wavelength of radio waves broadcast at 900 kilohertz.
Solution Preview
Please see attachment.
Solution:
We have ...
Solution Summary
The solution clearly shows the formulas and then solves the problems.
The red light associated with the Aurora Borealis is emitted by excited oxygen atoms at 6.60 X 10-7 m. What is the frequency of the light? Using scientific notation, (Round your answer to two decimal places) and write the exponent part as follows: x 10 to the _ power.
A radio station broadcasts at a frequency of 1MHz with a total radiated power of 5000 watts.
(a) What is the wavelength of this radiation?
(b) What is the energy (in electron-volts) of the individual quanta that compose the radiation? How many photons are emitted per second? per cycle of oscillation?
(c) A certain radio rec
1. Two waves are traveling through the same container of nitrogen gas. Wave A has a
wavelength of 1.5 m. Wave B has a wavelength of 4.5 m. The speed of wave B must be________ the speed of wave A.
a. one-ninth
b. one-third
c. the same as
d. three times larger than
2. As the wavelength of a wave in a uniform medium inc
1. An ocean wave travels 10.8 m in 6.9 s. The distance between two consecutive wave crests is 4.3 m. What is the frequency of the wave? Answer in units of Hz
2. Water waves in a lake travel 4.73 m in 1.01 s. The period of oscillation is1s.
What is the speed of the water waves? What is their wavelength
3. If you slosh the wate
1. Energy is ____ when an n = 4 to n = 2 transition occurs when an electron adds to the H+ ion and ends up in the n = 3 shell.
a) destroyed, created
b) emitted, created
c) absorbed, emitted
d) emitted, absorbed
e) emitted, emitted
2. Calculate delta(E) if 1 = 1.40 kJ and w = -658 J.
a) -657 kJ
b) 0.742 kJ
c) 1.4
The distance to Polaris, the North Star, is approximately 6.44 x 10^18 m. If Polaris were to burn out today, how many years would it take to see it disappear? (b) How long does it take sunlight to reach Earth? (c) How long does it take a microwave signal to travel from Earth to the Moon and back? (The distance from Earth to the
What is light? Is it a particle, wave, or both? Define the wave properties: period, wavelength, amplitude andfrequency. What is c? How does c relate to wavelengthandfrequency?
