Photons with a wavelength of 599 nm in air enter a plate of
flint glass with...
Photons with a wavelength of 599 nm in air enter a plate of
flint glass with index of refraction n = 1.66. Find the speed,
wavelength, and energy of a photon in the glass. (a) speed (in m/s)
m/s (b) wavelength (in m) m (c) energy (in J)
What is the energy per mole of photons of light with a
wavelength of 812.4 nm? a.) 2.45 x 10^-19 KJ/mol b.) 1.47 x 10^2
KJ/mol c.)4.89 x 10^14 KJ/mol d.) 2.22 x 10^35 KJ/mol e.) 3.69
x10^14 KJ/mol (please show work)
A flint glass plate (n = 1.66) rests on the bottom of
an aquarium tank. The plate is 10.00 cm thick (vertical dimension)
and covered with water (n = 1.33) to a depth of 12.3 cm.
Calculate the apparent thickness of the plate as viewed from above
the water. (Assume nearly normal incidence of light rays.)
A thin film is in the air with a wavelength of 615 nm and is 90
nm thick.
What is the minimum index of refraction?
The light at wavelegth= 410 nm is a first order maximum at 12
degrees. What is the angle for the second order maximum at 670
nm?
The central light is 3 m away when every other slit is covered;
how far will the first interference max be?
All but 2 adjacent slits of 10 are...
Consider red light with a wavelength of 690 nm in air that is
incident onto two slits such that it gives diffraction fringes that
are 1.00 mm apart on a screen at a distance L from the slits. If
the screen is moved back by an additional 8.00 cm, the fringes
become 1.40 mm apart. What is the separation between the slits? (a)
0.109 mm, (b) 0.138 mm, (c) 0.177 mm, (d) 0.218 mm, (e) 0.276
mm.
Question:
Light, with a wavelength of 500 nm in air, strikes directly on a
double slit, spaced 440 micrometer apart. The resulting
interference pattern is observed on a screen that is 2.0 meters
away. Afterwards, the double slit apparatus is then submerged into
oil, which has an index of refraction of 1.58. Assume
that the diffraction effects are negligible.
a)Calculate the distance between the first two
adjacent bright fringes on the screen, when set up in air.
b)Determine the frequency of...
A laser beam with vacuum wavelength 582 nm is incident from air
onto a block of Lucite as shown in the figure below. The line of
sight of the photograph is perpendicular to the plane in which the
light moves. Take θ1 to be 60°. Recall that the index of refraction
of air is 1 and Lucite is 1.50. (a) Find the speed of the light in
Lucite.. m/s (b) Find the frequency of the light in Lucite.. Hz (c)...
The energy of light photons varies with wavelength. Calculate
the energy per mole of photons for each of the following colors of
visible light.
Red Light, λ = 697 nm Green Light, λ = 549 nm Blue Light, λ =
403 nm
answer in kJ/mol
Light with wavelength 530 nm in air (n = 1) passes through a
soap bubble (n = 1.33), where its wavelength becomes ≈ 400 nm.
A What is the phase difference between a light wave reflected
off the surface of the bubble and one that passes into it before
being reflected?
B The thickness of the bubble is 100 nm. Does this lead to
constructive or destructive interference?
C What would happen for a soap film covering a glass surface...
What is the wavelength (in meters) of photons with the following
energies? In what region of the electromagnetic spectrum does each
appear?
A) 148 kJ/mol
B)4.65×10−2 kJ/mol
C) 4.76×104 kJ/mol
Calculate the wavelength ?λ and the frequency ?f of the photons
that have an energy of ?photon=2.32×10−18 J.Ephoton=2.32×10−18 J.
Use ?=3.00×108 m/sc=3.00×108 m/s for the speed of light in a
vacuum.
?=λ=
mm
?=f=
HzHz
Calculate the wavelength and the frequency of the photons that
have an energy of ?photon=901 MeV.Ephoton=901 MeV.
?=λ=
mm
?=f=
HzHz
Calculate the wavelength and the frequency of the photons that
have an energy of ?photon=5.61 keV.Ephoton=5.61 keV.
?=λ=
mm
?=f=
HzHz
Calculate the wavelength...