College Physics: A Strategic Approach (4th Edition)
4th Edition
ISBN: 9780134609034
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
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Chapter 29, Problem 30MCQ
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An atom emits a photon with a wavelength of 275 nm. By how much does the atom’s energy change?A. 0.72 eVB. 1.06 eVC. 2.29 eVD. 3.06 eVE. 4.51 eV
The threshold frequency of a gallium metal plate is 1.03×1015 Hz. Determine the wavelength of a photon required to reach 3.38 eV of the maximum kinetic energy of an emitted electron.
a. 1.62×102 nm
b. 6.92×102 nm
c. -3.67×102 nm
d. 2.73×1015 nm
e. 4.01×10-21 nm
The ionization energy of the hydrogen atom is 13.6 eV. What is the energy of a photon emitted corresponding to a transition from the n = 7 to n = 4 state?
a.
1.46 eV
b.
0.156 eV
c.
0.572 eV
d.
4.53 eV
e.
1.51 eV
Chapter 29 Solutions
College Physics: A Strategic Approach (4th Edition)
Ch. 29 - Prob. 1CQCh. 29 - Prob. 2CQCh. 29 - Prob. 3CQCh. 29 - Prob. 4CQCh. 29 - Prob. 5CQCh. 29 - Prob. 6CQCh. 29 - Prob. 7CQCh. 29 - Prob. 8CQCh. 29 - Prob. 9CQCh. 29 - Prob. 10CQ
Ch. 29 - Prob. 11CQCh. 29 - Prob. 12CQCh. 29 - Prob. 13CQCh. 29 - Prob. 14CQCh. 29 - Prob. 15CQCh. 29 - Prob. 16CQCh. 29 - Prob. 17CQCh. 29 - Prob. 18CQCh. 29 - Prob. 20CQCh. 29 - Prob. 21CQCh. 29 - Prob. 22CQCh. 29 - Prob. 23CQCh. 29 - Prob. 24CQCh. 29 - Prob. 25CQCh. 29 - Prob. 27MCQCh. 29 - Prob. 28MCQCh. 29 - Prob. 29MCQCh. 29 - Prob. 30MCQCh. 29 - Prob. 31MCQCh. 29 - Prob. 32MCQCh. 29 - Prob. 1PCh. 29 - Prob. 2PCh. 29 - Prob. 3PCh. 29 - Prob. 4PCh. 29 - Prob. 5PCh. 29 - Prob. 6PCh. 29 - Prob. 7PCh. 29 - Prob. 8PCh. 29 - Prob. 9PCh. 29 - Prob. 10PCh. 29 - Prob. 11PCh. 29 - Prob. 12PCh. 29 - Prob. 13PCh. 29 - Prob. 14PCh. 29 - Prob. 15PCh. 29 - Prob. 16PCh. 29 - Prob. 17PCh. 29 - Prob. 18PCh. 29 - Prob. 19PCh. 29 - Prob. 20PCh. 29 - Prob. 21PCh. 29 - Prob. 22PCh. 29 - Prob. 23PCh. 29 - Prob. 24PCh. 29 - Prob. 25PCh. 29 - Prob. 27PCh. 29 - Prob. 28PCh. 29 - Prob. 29PCh. 29 - Prob. 30PCh. 29 - Prob. 31PCh. 29 - Prob. 32PCh. 29 - Prob. 33PCh. 29 - Prob. 34PCh. 29 - Prob. 35PCh. 29 - Prob. 36PCh. 29 - Prob. 37PCh. 29 - Prob. 39PCh. 29 - Prob. 40PCh. 29 - Prob. 41PCh. 29 - Prob. 42PCh. 29 - Prob. 43PCh. 29 - Prob. 45PCh. 29 - Prob. 46PCh. 29 - Prob. 47PCh. 29 - Prob. 48PCh. 29 - Prob. 49PCh. 29 - Prob. 50PCh. 29 - Prob. 51PCh. 29 - Prob. 52GPCh. 29 - Prob. 53GPCh. 29 - Prob. 54GPCh. 29 - Prob. 55GPCh. 29 - Prob. 56GPCh. 29 - Prob. 57GPCh. 29 - Prob. 58GPCh. 29 - Prob. 59GPCh. 29 - Prob. 60GPCh. 29 - Prob. 61GPCh. 29 - Prob. 62GPCh. 29 - Prob. 63GPCh. 29 - Prob. 64GPCh. 29 - Prob. 65GPCh. 29 - Prob. 66GPCh. 29 - Prob. 67GPCh. 29 - Prob. 69GPCh. 29 - Prob. 70MSPPCh. 29 - Prob. 71MSPPCh. 29 - Prob. 72MSPPCh. 29 - Prob. 73MSPPCh. 29 - Prob. 74MSPPCh. 29 - Prob. 75MSPPCh. 29 - Prob. 77MSPP
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- (a) What is the wavelength of a photon that has a momentum of 5.001029kgm/s ? (b) Find its energy in eV.arrow_forward(a) Calculate the velocity of an electron that has a wavelength of 1.00 m. (b) Through what voltage must the electron be accelerated to have this velocity?arrow_forwardThe kinetic energy of an electron taken from a metal having a work function W = 1.36 eV with photon of wavelength 520 nm is equal to. A. 12 eV B. 0.146 eV C. 1.2 eV D. 0.46 eV E. 1.02 eVarrow_forward
- To remove the least tiny bound electrons from a metal surface, a 4.8 eV is needed. When ultraviolet photons of a single frequency strike the metal, the electrons were ejected whose kinetic energies are from zero to 3.6 eV. Compute the energy of the indent photons. A. 8.4 eV B. 4.3 eV C. 7.3 ev D. 6.8 eVarrow_forwardThe energy of a hydrogen atom is -3.40 eV. What is the electron’s kinetic energy?A. 1.70 eVB. 2.62 eVC. 3.40 eVD. 5.73 eVE. 6.80 eVarrow_forwardThe kinetic energy of an electron taken from a metal having a work function W = 1.36 eV with photon of wavelength 400 nm is equal to. O A.4.46 eV O B. 1.02 eV OC.4.7 eV O D. 1.74eV OE. 3.1 eVarrow_forward
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