Physics for Scientists and Engineers, Vol. 1
6th Edition
ISBN: 9781429201322
Author: Paul A. Tipler, Gene Mosca
Publisher: Macmillan Higher Education
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Question
Chapter 34, Problem 12P
(a)
To determine
The plot for
(b)
To determine
The value of the plank’s constant.
(c)
To determine
The comparison for the derived value of the plank’s constant with the accepted value of the plank’s constant.
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Students have asked these similar questions
In a particular photoelectric experiment, a stopping potential of 2.1 V is measured when
ultraviolet light with a wavelength of 290 nm is incident on a metal. Given the light of speed
c = 3.0 x 108 m/s and Planck constant h = 6.625 x 10-34 J. s or 4.14 × 10-15 eV.s
%3D
(a) Describe and illustrate the photoelectric experiment and explain why it cannot be
explained by classical physics.
(b) Using the same setup and metal, determine the stopping potential if blue light with a
wavelength of 440 nm is used, instead of the ultraviolet light.
(c) Using the same setup and metal, describe what happened if a red light with a wavelength
of 620 nm is used, instead of the ultraviolet light.
A sodium vapor lamp is placed at the center of a large sphere that
absorbs all the light reaching it. The rate at which the lamp emits energy
is 40 W; assume that the emission is entirely at a wavelength of 190 nm.
Evaluate the rate at which the photon is absorbed by the lamp.
Take,
Planck Constant h = 6.63 x 10-34 J.S
Speed of light c = 3.00 x 10 m/s
Light of wavelength 350 nm falls on a potas-
sium surface, and the photoelectrons have a
maximum kinetic energy of 1.3 eV.
What is the work function of potassium?
The speed of light is 3 × 10° m/s and Planck's
J.s.
-34
constant is 6.63 × 10°
Answer in units of eV.
What is the threshold frequency for potas-
sium?
Answer in units of Hz.
Chapter 34 Solutions
Physics for Scientists and Engineers, Vol. 1
Ch. 34 - Prob. 1PCh. 34 - Prob. 2PCh. 34 - Prob. 3PCh. 34 - Prob. 4PCh. 34 - Prob. 5PCh. 34 - Prob. 6PCh. 34 - Prob. 7PCh. 34 - Prob. 8PCh. 34 - Prob. 9PCh. 34 - Prob. 10P
Ch. 34 - Prob. 11PCh. 34 - Prob. 12PCh. 34 - Prob. 13PCh. 34 - Prob. 14PCh. 34 - Prob. 15PCh. 34 - Prob. 16PCh. 34 - Prob. 17PCh. 34 - Prob. 18PCh. 34 - Prob. 19PCh. 34 - Prob. 20PCh. 34 - Prob. 21PCh. 34 - Prob. 22PCh. 34 - Prob. 23PCh. 34 - Prob. 24PCh. 34 - Prob. 25PCh. 34 - Prob. 26PCh. 34 - Prob. 27PCh. 34 - Prob. 28PCh. 34 - Prob. 29PCh. 34 - Prob. 30PCh. 34 - Prob. 31PCh. 34 - Prob. 32PCh. 34 - Prob. 33PCh. 34 - Prob. 34PCh. 34 - Prob. 35PCh. 34 - Prob. 36PCh. 34 - Prob. 37PCh. 34 - Prob. 38PCh. 34 - Prob. 39PCh. 34 - Prob. 40PCh. 34 - Prob. 41PCh. 34 - Prob. 42PCh. 34 - Prob. 43PCh. 34 - Prob. 44PCh. 34 - Prob. 45PCh. 34 - Prob. 46PCh. 34 - Prob. 47PCh. 34 - Prob. 48PCh. 34 - Prob. 49PCh. 34 - Prob. 50PCh. 34 - Prob. 51PCh. 34 - Prob. 52PCh. 34 - Prob. 53PCh. 34 - Prob. 54PCh. 34 - Prob. 55PCh. 34 - Prob. 56PCh. 34 - Prob. 57PCh. 34 - Prob. 58PCh. 34 - Prob. 59PCh. 34 - Prob. 60PCh. 34 - Prob. 61PCh. 34 - Prob. 62PCh. 34 - Prob. 63PCh. 34 - Prob. 64PCh. 34 - Prob. 65PCh. 34 - Prob. 66PCh. 34 - Prob. 67PCh. 34 - Prob. 68PCh. 34 - Prob. 69PCh. 34 - Prob. 70PCh. 34 - Prob. 71PCh. 34 - Prob. 72PCh. 34 - Prob. 73P
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- A 900-W microwave generator in an oven generates energy quanta of frequency 2560 MHz. (a) How many energy quanta does it emit per second? (b) How many energy quanta must be absorbed by a pasta dish placed in the radiation cavity to increase its temperature by 45.0 K? Assume that the dish has a mass of 0.5 kg and that its specific heat is 0.9 kcal/kg • K. (c) Assume that all energy quanta emitted by the generator are absorbed by the pasta dish. How long must we wait until the dish in (b) is ready?arrow_forwardEstimate the binding energy of electrons in magnesium, given that the wavelength of 337 nm is the longest wavelength that a photon may have to eject a photoelectron from magnesium photoelectrode.arrow_forward(a) Calculate the momentum of a photon having a wavelength of 2.50 m. (b) Find the velocity of an electron having the same momentum. (c) What is the kinetic energy of the electron, and how does it compare with that of the photon?arrow_forward
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