Homework_1 - Homework Homework #1, Due Jan 25, 2011...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Homework Homework #1, Due Jan 25, 2011 1. 2. 3. 4. 5. Estimate the typical energy of photons from (a) an FM radio station, (b) a microwave oven (λ = 0.01 m), (c) the sun and (d) a dental x ­ray (λ ~ 0.03 nm). JCM, page XXXVII, Problem 1. JCM, page XXXVII, Problem 2. JCM, page 20, problem 3. Ultra violet radiation with a wavelength of 200 nm is incident on an aluminum cathode (work function = 4.3 eV). How much voltage is needed to stop the ejected electrons? What happens when the intensity of the radiation is increased by a factor of 5? JCM, page 20, problem 8. 6. ...
View Full Document

This note was uploaded on 02/02/2011 for the course PHY 355 taught by Professor Staff during the Spring '08 term at University of Texas at Austin.

Ask a homework question - tutors are online