Content Frame
Note for screen reader users: There is text between the form elements on this page. To be sure that you do not miss any text, use item by item navigation methods, rather than tabbing from form element to form element.
Skip Breadcrumb Navigation
Home  arrow Chapter 24  arrow Practice Questions

Practice Questions



This activity contains 27 questions.

Question 1.
yslit.jpgWhat is the angle of the first minimum in the diffraction pattern produced by 550 nm light incident upon a 550 nm slit?


Open Hint for Question 1 in a new window.
 
End of Question 1


Question 2.
What is the angle of the first minimum in the diffraction pattern produced by 550 nm light incident upon a 1100 nm slit?


Open Hint for Question 2 in a new window.
 
End of Question 2


Question 3.
What is the angle of the first minimum in the diffraction pattern produced by 550 nm light incident upon a 11000 nm slit?


Open Hint for Question 3 in a new window.
 
End of Question 3


Question 4.
In the previous question what would be the width of the central maximum on a screen 5 meters away?


Open Hint for Question 4 in a new window.
 
End of Question 4


Question 5.
2SLIT.JPGTwo narrow slits spaced 100 microns apart are exposed to light of 600 nm. At what angle does the first minimum (dark space) occur in the interference pattern?


Open Hint for Question 5 in a new window.
 
End of Question 5


Question 6.
If a screen is 1 meter away from the two slits in Question 5 where will be the first dark space on the screen?


Open Hint for Question 6 in a new window.
 
End of Question 6


Question 7.
In Question 5 at what angle would the first off-center maximum occur?


Open Hint for Question 7 in a new window.
 
End of Question 7


Question 8.
In Question 6 where would the first off-center maximum (bright line) occur?


Open Hint for Question 8 in a new window.
 
End of Question 8


Question 9.
How far would the screen have to be moved away in Question 6 for the first dark line to move to the position of the first off-center bright line?


Open Hint for Question 9 in a new window.
 
End of Question 9


Question 10.
In Question 6 what slit spacing would move the first dark line to the current position of the first off-center bright line?


Open Hint for Question 10 in a new window.
 
End of Question 10


Question 11.
Light composed of red (700 nm) and blue (400 nm) components falls on two slits and forms a central magenta-appearing line on a screen 2 meters away. The nearest bright line to the central line is


Open Hint for Question 11 in a new window.
 
End of Question 11


Question 12.
Light composed of red (700 nm) and blue (400 nm) components falls on two slits and forms a central magenta-appearing line on a screen 2 meters away. If the slits have a separation of 100 microns, how far from the central magenta line will the first off-center magenta line appear?


Open Hint for Question 12 in a new window.
 
End of Question 12


Question 13.
A narrow beam of blue and red light is incident at 45 degrees on a very thick piece of plate glass The emerging light will


Open Hint for Question 13 in a new window.
 
End of Question 13


Question 14.
A diffraction grating has 8000 lines/cm and is exposed to light of 500 nm. The first order maxima occurs at


Open Hint for Question 14 in a new window.
 
End of Question 14


Question 15.
A diffraction grating has 8000 lines/cm and is exposed to light of 500 nm. Where is the second order maxima?


Open Hint for Question 15 in a new window.
 
End of Question 15


Question 16.
A diffraction grating has 8000 lines/cm and is exposed to light of 500 nm. If the light in Question 14 had a wavelength of 700 nm the first maximum would be at


Open Hint for Question 16 in a new window.
 
End of Question 16


Question 17.
In the previous question where would the second order maximum be located?


Open Hint for Question 17 in a new window.
 
End of Question 17


Question 18.
Green (525 nm) and red (700) nm light strike a diffraction grating with 4000 lines/cm. In what order (m=?) would the red light have the same angle as the green light of the next higher order?


Open Hint for Question 18 in a new window.
 
End of Question 18


Question 19.
What is the angle in the previous question at which the two colors are at the same angle?


Open Hint for Question 19 in a new window.
 
End of Question 19


Question 20.
Light striking a thin film (n = 1.3) on a glass (n = 1.5) surface appears green (550nm) when viewed head-on. What is the minimum thickness of the film?


Open Hint for Question 20 in a new window.
 
End of Question 20


Question 21.
yslit.jpgThe point of a soap (n = 1.35) bubble closest to you appears red (550 nm) What is the minimum thickness of the film?


Open Hint for Question 21 in a new window.
 
End of Question 21


Question 22.
Unpolarized light with intensity Iofalls on a polaroid sheet. The transmitted intensity is


Open Hint for Question 22 in a new window.
 
End of Question 22


Question 23.
If the axis of the polarizer in the previous question is vertical and a second one is placed at 45o, what will be the resulting intensity?


Open Hint for Question 23 in a new window.
 
End of Question 23


Question 24.
A third polaroid is added after the 45o one; its axis is horizontal. What is the resulting intensity?


Open Hint for Question 24 in a new window.
 
End of Question 24


Question 25.
If the 45o polaroid is moved from between the vertical and horizontal polaroid to after the horizontal one, what is the resulting intensity?


Open Hint for Question 25 in a new window.
 
End of Question 25


Question 26.
What does Brewster's angle give?


Open Hint for Question 26 in a new window.
 
End of Question 26


Question 27.
What is Brewster's angle for glass (n = 1.5)?


Open Hint for Question 27 in a new window.
 
End of Question 27





Copyright © 1995 - 2016 Pearson Education . All rights reserved. Pearson Prentice Hall is an imprint of Pearson .
Legal Notice | Privacy Policy | Permissions

Return to the Top of this Page