
Unified Assignment 2 _ G10.55
Authored by Rasha al-ruz
Physics
10th - 11th Grade
Used 2+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Light of wavelength 300 nm shines through a single slit of width 2 μm and falls on a flat screen, located 3.0 m from the slit.
Which of the following is true regarding the
diffraction pattern?
The central band is wider and brighter than
the other bands
The central band is wider and dimmer than
the other bands
The central band is narrower and brighter
than the other bands
The central band is narrower and dimmer
than the other bands
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Light of wavelength 300 nm shines through a single slit of width 2 μm and falls on a flat screen, located 3.0 m from the slit.
What is the width of the central band?
3.0 X 10-1 m
4.5 X 10-1 m
6.0 X 10-1 m
9.0 X 10-1 m
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Light of wavelength 300 nm shines through a single slit of width 2 μm and falls on a flat screen, located 3.0 m from the slit. Which of the following corresponds to the 4th dark band?
sin 𝜃 = 5.0 X10-1
sin 𝜃 = 6.0 X10-1
sin 𝜃 = 7.0 X10-1
sin 𝜃 = 9.0 X10-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Monochromatic light contains light waves that ______.
are always in phase
are always opposite phase
have the same wavelength
have different wavelengths
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The path difference d is measured for many pairs of interfering light waves in a double-slit experiment. If the wavelength of the light is 120 nm, which of the following corresponds to a destructive interference?
120 nm
180 nm
240 nm
360 nm
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Light of wavelength 𝜆 falls on two slits separated by a distance d. The first bright band in observed at a distance y from the center, on a screen located at a distance L from the slits. What would be the position of the first bright band if the distance between the slits is doubled?
y/4
y/2
2y
4y
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For an electromagnetic wave, we define the direction of polarization to be the direction ____.
parallel to the electric field
parallel to the magnetic field
perpendicular to the electric field
parallel to the direction of the wave
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