Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Physics Expert

For a blackbody, the frequency at which maximum energy is emitted is 3 x 1013 Hz:

A.  Give a wavenumber for the wavelength of the infrared emission?

B.  What is the temperature of the blackbody?

C.  What is the total radiance emittance for the blackbody?

D.  Consider  an  emitter  (with  an  emissivity  of  0.5)  at  the  same  temperature  of  the blackbody (obtained from B). What is the total power lost by this emitter if its area is 2 m2 ?

Physics, Academics

  • Category:- Physics
  • Reference No.:- M9622842

Have any Question?


Related Questions in Physics

Question a textbook of mass 209kg rests on a frictionless

Question: A textbook of mass 2.09kg rests on a frictionless, horizontal surface. A cord attached to the book passes over a pulley whose diameter is 0.120m , to a hanging book with mass 2.99kg . The system is released fro ...

Question a projectile is fired with an initial speed of

Question: A projectile is fired with an initial speed of 30m/s at an angle of60 deg above the horizontal. The object hits the ground 7.5slater. a) How much higher or lower is the launch point relative to thepoint where t ...

Question standing waves on a wire are described by

Question: Standing waves on a wire are described by y(x,t)=(ASWsinkx)sin?t, with ASW = 3.00mm , ? = 975rad/s , and k = 0.790?rad/m . The left end of the wire is at x = 0. Part A: At what distances from the left end are t ...

Question io loses about a ton 1000 kilograms of sulfur

Question: Io loses about a ton (1000 kilograms) of sulfur dioxide per second to Jupiter's magnetosphere. Part A: At this rate, what fraction of its mass would Io lose in 9.0 billionyears ? Express your answer using two s ...

Question a simple pendulum oscillates with frequency fa

Question: A simple pendulum oscillates with frequency f. (a) What is its frequency if the entire pendulum accelerates at 3/4g upward? (b) What is its frequency if accelerates at 0.75g downward? The response must be typed ...

Question part a what is the speed of light in ethyl alcohol

Question: Part A: What is the speed of light in ethyl alcohol (n = 1.36)? Part B: What is the speed of light in lucite (n = 1.50)? Part C: What is the speed of light in crown glass (n = 1.52)? The response must be typed, ...

Can you please help me figure out what to do in this

Can you please help me figure out what to do in this equation and why? While passing between Earth & Moon, a spacecraft is located on line connecting centers of two bodies and is at a distance of d=102km from radio anten ...

You throw two balls of equal masses m0992 kg vertically

You throw two balls of equal masses ( m =0.992 kg) vertically upward at an interval of Δ t =  1.41 seconds with the same initial speed of  v i=35.3 m/s from the same height. At what height will they collide, measured rel ...

Question a solenoidal coil with 25 turns of wire is wound

Question: A solenoidal coil with 25 turns of wire is wound tightly around another coil with 320 turns. The inner solenoid is 23.0cm long and has a diameter of 2.00cm . At a certain time, the current in the inner solenoid ...

Question linear polarization learning goal to practice

Question: Linear Polarization Learning Goal: To practice Problem-Solving Strategy 33.2 Linear Polarization. Unpolarized light of intensity 30 W/cm2 is incident on a linear polarizer set at the polarizing angle Î 1 = 23 â ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As