Modern Physics

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
PHY251 Homework Set 5 Reading: Chapter 4 and 5 Homework: Chapter 4, Questions 2,4 Problems 4,5,7 Chapter 5, Problems 2,22 Hints and Solutions Question IV.2 If you peer through a small hole in a very hot oven, you see a glow that clearly suggests the presence of light waves. This is the blackbody radiation in the oven. If you peer through a hole in a freezer, will there be blackbody radiation inside? What if anything, distinguishes this radiation from the radiation you see in the oven? Hints: No hints Solution: No Solution yet Question IV.4 If Earth were only half its actual distance from the Sun, would the average temperature of Earth change? If so, by about what factor? State the assumptions you must make to be able to give a rough estimate of the factor. Hints: No hints Solution: No Solution yet Problem IV.4 The quantity hc occurs frequently in calculations in quantum mechanics, Express this quantity in MeV·fm. (1 fermi = 1 fm is 10 -15 m. It is a happy coincidence that "fm" can stand both for
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

homework 05 - phy251_hw05 PHY251 Homework Set 5 Reading:...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online