Making use of Planck's formula, derive the expressions determining the number of photons per i cm 3

Question:

Making use of Planck's formula, derive the expressions determining the number of photons per i cm 3 of a cavity at a temperature T in the spectral intervals (w, w +dw) and (λ, λ+ dλ,).

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Matlab An Introduction with Applications

ISBN: 978-1118629864

5th edition

Authors: Amos Gilat

See More Books

Question Posted: Aug 24, 2010 03:08 AM

See More Questions

Derive expressions for (u/P) T and (h/v)T in terms of P, v, and T only.
Derive expressions for (h/v) T and for (h/T) v that do not contain the properties h, u, or s.
Derive formula 3 in Table I of Sec. 11.10 by integration. fe(w) = F.(f) f(x) (1 if 0 0) -Re (a + iw)+1 Real part sin a(1 + w)1 Scos x if 0 0) cos 4a sin ax (1 (w ) 10 (a > 0) (See Sec. 6.3.) sin X...
In September 2020 Kevin sells a drawing for 2,000. He bought the drawing in February 2014 for 50,000 when it was thought (incorrectly) to be by a famous artist. Compute the allowable loss.
Refer to Steele's financial statements in Exercise 12-76 and the information below. Exercise data 12-76, Steele Inc. Consolidated Income Statement s (In thousands except per share amounts) Steele...
How do you apply manufacturing overhead to the Work in Process Inventory account? Is it based on estimated or actual data?
When installing a VFD on a motor, what specification, if overlooked, can cause turn-to-turn shorts?
Minsoo Ltd. is a retailer operating in Edmonton, Alberta. Minsoo uses the perpetual inventory method. All sales returns from customers result in the goods being returned to inventory; the inventory...
You are a Morgan Stanley portfolio manager of a risky portfolio with an expected rate of return of 19% and a standard deviation of 28%. The T-bill rate is 7%. Suppose your client decides to invest in...
In free space, E 20 cos (wt 50x) a V/m. Calculate (a) J (b) H (c) w
Fig. 5.40 shows the plot of the function g (x) representing a fraction of the total power of thermal radiation falling within the spectral interval from 0 to x. Here x = λ/λm (λm...
An isotropic point source emits light with wavelength = 589 nm. The radiation power of the source is P = 10 W. Find: (a) The mean density of the flow of photons at a distance r = 2.0 m from the...
Use the table of values of f (x, y) to estimate the values of f x (3, 2), f x (3, 2.2), and f xy (3, 2). 1.8 2.0 2.2 2.5 12.5 10.2 9.3 18.1 3.0 17.5 15.9 3.5 26.1 20.0 22.4
The phase angle of the system \(G(s)=\frac{s+5}{s^{2}+4 s+9}\) varies between (a) \(0^{\circ}\) and \(90^{\circ}\) (b) \(0^{\circ}\) and \(-90^{\circ}\) (c) \(0^{\circ}\) and \(-180^{\circ}\) (d)...
Consider the following Nyquist plots of different control systems. The plot of unstable system is: (a) (c) 8 Imaginary 0 Real Imaginary 0 Real (b) (d) Imaginary 0 0 Real Imaginary Real
The amplitude ratio and phase shift function for a transmittance are \[ A(\omega)=4 \quad \phi(\omega)=-3 \omega(\mathrm{rad}) \] The forced sinusoidal response to the input signal \(r(t)=10 \cos...
The pole-zero pattern of a certain filter is shown below. The filter must be of the following type times depicts pole and o depicts zero): (a) low-pass (b) high-pass (c) all-pass (d) band-pass jo +jl...
The \(\mathrm{dB}\) magnitude-phase angle plot for a typical open loop transfer function is shown below. Gain margin and phase margin respectively are (a) \(4 \mathrm{~dB}, 20^{\circ}\) (b) \(-4...
Use inheritance to create an exception superclass (called ExceptionA) and exception subclasses ExceptionB and ExceptionC, where ExceptionB inherits from ExceptionA and ExceptionC inherits from...
You continue to work in the corporate office for a nationwide convenience store franchise that operates nearly 10,000 stores. The per- store daily customer count (i.e., the mean number of customers...
Gary Shapiro is the head of the Consumer Technology Association. In an opinion column in the Wall Street Journal, he argues that once people begin wearing micro-electrical-mechanical systems (MEMSs),...
Include your strategies for capitalizing on your strengths and overcoming your weaknesses in order to become successful in your work related goals
when Recognizing and Identifying Child Abuse and Neglect, Include some strategies for capitalizing on strengths and overcoming weaknesses in order to become successful in your work-related goals?
What can be the most beneficial when learning about Recognizing and Identifying Child Abuse and Neglect? How can Recognizing and Identifying Child Abuse and Neglect will assist you in achieving...

Making use of Planck's formula, derive the expressions determining the number of photons per i cm 3

Question:

Step by Step Answer:

We use the formula ehw Then the number ...View the full answer

Matlab An Introduction with Applications

Students also viewed these Light and Optics questions