given a wavelength of 0.7 um and a light source emission of 1.2 watts (uniformly in...
given a wavelength of 0.7 um and a light source emission of 1.2 watts (uniformly in all directions) what is the frequency of the light?
Homework Answers
speed of light = v = 3x108 m/s
f = v/λ
= (3x108 m/s)/(0.7x10-6 m)
= 4.3x1014 Hz
***********************************************************************************************
Check the answer and let me know immediately if you
find something wrong or missing... I will rectify the mistakes asap
if any
Add Answer to:
given a wavelength of 0.7 um and a light source emission of 1.2
watts (uniformly in...
A light source emits EM waves of 4.00 W total power uniformly in all directions. Assume...
A light source emits EM waves of 4.00 W total power uniformly in all directions. Assume the wave have a single frequency (monochromatic) a) What is the intensity of the waves at 2.00 m from the light source? b) What iw the electric eld amplitude Eo produced at 2.00 m from the light source?
A monochromatic light source with a power output of 69.0 W radiates light of wavelength 780...
A monochromatic light source with a power output of 69.0 W radiates light of wavelength 780 nm uniformly in all directions. Part A Calculate Bmar for the light at a distance of 4.00 m from the source IV AEP O 2 ? Bar = Bmas = Submit Request Answer Part B Calculate Emas for the light at a distance of 4.00 m from the source. FAQ R O 2 ? Emax = v/m V/ Submit Request Answer Provide Feedback
a) A light source emits light with wavelength λ = 434 nm. What color does this...
a) A light source emits light with wavelength λ = 434 nm. What color does this light have? Which frequency has the light? Which energy has a photon with this wavelength? b) This light, which is coherent, hits eidouble slit with gap spacing d = 1.50μm (μ means 10-6, "micro"). Determine the directions (angles) to the max of 0., 1. and 2. order and the first minimum of the interference pattern you get. Create a figure that illustrates these directions....
1) What is E0 at a point 2.40m from a light source whose output is 18...
1) What is E0 at a point 2.40m from a light source whose output is 18 W? Assume the bulb emits radiation of a single frequency uniformly in all directions. (include appropriate units) 2) What is B0 at a point 2.40m from the light source? (include appropriate units)
What is the wavelength of light falling on double slits separated by 2.06 um, if the...
What is the wavelength of light falling on double slits separated by 2.06 um, if the third-order minimum is at an angle of 60.0°?
1.(3) The line of longest wavelength in visible light for the emission spectrum of hydrogen, 656nm...
1.(3) The line of longest wavelength in visible light for the emission spectrum of hydrogen, 656nm (Balmer series), would correspond to what electronic transition? 2.(7) Explain the wave-particle duality of matter and light. Why don’t we notice this effect in everyday activities? What do electrons behave most like in an atom? 3.(8) What is the approximate range, in nm, for visible light? Which end contains photons of the highest energy? What is the mathematical relationship between energy of a photon...
Problem 3: Intensity from a distant light source (25 points) Consider an isotropic light source that...
Problem 3: Intensity from a distant light source (25 points) Consider an isotropic light source that emits EM radiation with wavelength A and power Po. (Isotropic- uniformly in all directions). In addition, consider a detector with area a, facing the source which is a long distance R away. (a) Derive a formula for the amplitude of the electric field at the detector (b) Derive a formula for the number of photons per unit time that strike the detector. What is...
4. (20 pts) – When a light (wavelength is 0.55 um) was illuminated on a material...
4. (20 pts) – When a light (wavelength is 0.55 um) was illuminated on a material in a vacuum, the maximum kinetic energy of the ejected electrons was 0.60 eV. What is the work function of this material and what wavelength is required to have a photocurrent?
The bright red color in fireworks is due to emission of light when Sr(NO3)2 is heated....
The bright red color in fireworks is due to emission of light when Sr(NO3)2 is heated. If the wavelength is 650.0 nm, what is the frequency of this light?
1. Calculate the frequency (v) of a light source with a wavelength of 480 nm. 2....
1. Calculate the frequency (v) of a light source with a wavelength of 480 nm. 2. Calculate the energy (E) from the frequency calculated in Question 1.
A light source emits EM waves of 4.00 W total power uniformly in all directions. Assume the wave have a single frequency (monochromatic) a) What is the intensity of the waves at 2.00 m from the light source? b) What iw the electric eld amplitude Eo produced at 2.00 m from the light source?
A monochromatic light source with a power output of 69.0 W radiates light of wavelength 780 nm uniformly in all directions. Part A Calculate Bmar for the light at a distance of 4.00 m from the source IV AEP O 2 ? Bar = Bmas = Submit Request Answer Part B Calculate Emas for the light at a distance of 4.00 m from the source. FAQ R O 2 ? Emax = v/m V/ Submit Request Answer Provide Feedback
What is the wavelength of light falling on double slits separated by 2.06 um, if the third-order minimum is at an angle of 60.0°?
Problem 3: Intensity from a distant light source (25 points) Consider an isotropic light source that emits EM radiation with wavelength A and power Po. (Isotropic- uniformly in all directions). In addition, consider a detector with area a, facing the source which is a long distance R away. (a) Derive a formula for the amplitude of the electric field at the detector (b) Derive a formula for the number of photons per unit time that strike the detector. What is...
4. (20 pts) – When a light (wavelength is 0.55 um) was illuminated on a material in a vacuum, the maximum kinetic energy of the ejected electrons was 0.60 eV. What is the work function of this material and what wavelength is required to have a photocurrent?
1. Calculate the frequency (v) of a light source with a wavelength of 480 nm. 2. Calculate the energy (E) from the frequency calculated in Question 1.
Most questions answered within 3 hours.
-
Given that a sample of aluminium oxide has a Young's modulus of
393 GPa and a...
asked 49 minutes ago -
At a certain temperature, the equilibrium constant, Kc, for this
reaction is 53.3.
H2(g)+I2(g)−⇀↽−2HI(g)Kc=53.3
At this...
asked 2 hours ago -
Question1 ) The STL provides similiar classes called stack and
queue, both of which gave functions...
asked 3 hours ago -
For Questions 1-4, assume you have 5 bits available:
1. For (positive) integers: What is the...
asked 3 hours ago -
convert grams into vloume with the density of water being at
.997514 g/cm^3 at 23.1 Celsuis...
asked 5 hours ago -
Foreman company obtained a $20,000, 6% loan on May 1, 2018.
Principal and interest will be...
asked 5 hours ago -
5. Problem 11.05 (Discounted Payback)
eBook
Project L costs $60,000, its expected cash inflows are $14,000
per...
asked 5 hours ago -
1. Which of the following is true about politics and health
organizations?
A. Health organizations are...
asked 6 hours ago -
A space vehicle is coasting at a constant velocity of 18.1 m/s
in the +y direction...
asked 7 hours ago -
5) Use the following balanced equation to answer questions
(a)-(i).
3 Cu(s) + 8 HNO3(aq) →...
asked 6 hours ago -
A three-year maturity bond with a 12% annual coupon rate is
currently traded at par $1000...
asked 6 hours ago -
1.
What is the minimum volume to use in the Spec 20 cuvette in order
to...
asked 7 hours ago