Question

d) Use the Spectrum Simulation to investigate changes in the amount of light at visible wavelengths...

d) Use the Spectrum Simulation to investigate changes in the amount of light at visible wavelengths due to this change in temperature from 2500 C to 2000 C.

i) What is the approximate ratio between the powers emitted at 500 nm at 2000 degrees C to that at 2500 degrees C, that is, the power emitted at 500 nm at 2000 degrees C divided by the amount of power at 500 nm at degrees 2500 C?

ii) In question 1b, we found the wavelength for the peak power of a bulb operating at 2500 degrees C. What is the approximate peak wavelength for a bulb operating at 2000 degrees C?

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
The wavelengths of the four visible lines in the Balmer series of light emitted by a...
The wavelengths of the four visible lines in the Balmer series of light emitted by a hydrogen gas-discharge lamp are equal to 656.279 nm, 486.135 nm, 434.0472 nm and 410.1734 nm. A diffraction grating of width 1 cm has 2000 lines. It is used to measure the four visible wavelengths. (a) Determine the first-order diffraction angles of these four lines. (b) What is the angular width of each one of the four lines. (c) How many orders could be observed...
(a) Use Rydberg formula to calculate the wavelengths of the four visible lines in the Balmer...
(a) Use Rydberg formula to calculate the wavelengths of the four visible lines in the Balmer series of light emitted by a hydrogen gas-discharge lamp. A diffraction grating of width 1 cm has 2500 slits. It is used to measure the wavelengths of the visible spectrum of hydrogen. (b) Determine the first-order diffraction angles of the four observed lines. (c) What is the angular width of each one of them?
(a) Use Rydberg formula to calculate the wavelengths of the four visible lines in the Balmer...
(a) Use Rydberg formula to calculate the wavelengths of the four visible lines in the Balmer series of light emitted by a hydrogen gas-discharge lamp. A diffraction grating of width 1 cm has 2000 slits. It is used to measure the wavelengths of the visible spectrum of hydrogen. (b) Determine the first-order diffraction angles of the four observed lines. (c) What is the angular width of each one of them?
The work function of a surface determines the minimum ______________ of light which will cause electrons...
The work function of a surface determines the minimum ______________ of light which will cause electrons to be emitted. A: wavelength B: frequency C: intensity Visible light has wavelengths ranging from about 400 nm at the violet/blue end of the spectrum up to about 700 nm at the red end of the spectrum. If two sources emit the same number of photons per second, one near the red end of the spectrum will emit ________________ one near the blue end....
1. Why do molecules absorb light? Why are only certain wavelengths absorbed? 2. Shown below is...
1. Why do molecules absorb light? Why are only certain wavelengths absorbed? 2. Shown below is the absorbance spectrum of CBBG in the presence of a large excess of BSA. The x-axis shows wavelength (in nm) and the y-axis is absorbance – the y-axis is arbitrary since the absorbance depends on the concentration. You’ll notice that the maximum of this absorbance spectrum occurs at 595 nm, which is where you measured the absorbance of the complex. a. Why must we...
A light-emitting diode (LED) is a semiconductor device (p-n junction diode) that emits light when an...
A light-emitting diode (LED) is a semiconductor device (p-n junction diode) that emits light when an electric current is passed through it. LEDs are becoming the most popular light sources because they are much more energy efficient than conventional incandescent light sources. While the "white" light produced by a light bulb or the sun is a blend of many different colors, and these sources typically produce a large amount of heat, LEDs release only one particular color of light, and...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT