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1. During a physics lab, a student observes a laser line passing through an unknown material...
During a physics lab, Ray observes a laser line passing through an unknown material towards a...
During a physics lab, Ray observes a laser line passing through an unknown material towards a boundary with air with an angle of incidence of 24.5°. The light ray emerges into the air with an angle of refraction of 33.8°. What is the index of refraction of the unknown material? 1.34 1.64 2.45 1.78
1.) A double-concave lens focal length -20 cm has an object placed at a distance of...
1.) A double-concave lens focal length -20 cm has an object placed at a distance of 30 cm in front of it. How far from the mirror is the image formed? On what side of the lens is the image formed? What is the magnification? Is the image real or virtual? Upright or inverted? 2.) The second order fringe is located 5-cm from the central fringe when formed by a 10 lines/mm diffraction grating on a screen 5 meters away....
2. If the wavelength of a light in a vacuum is 5.12 * 10m, and the...
2. If the wavelength of a light in a vacuum is 5.12 * 10m, and the frequency of the light is 5.86 * 1015Hz, what is its velocity? (3 marks) 3. If a wave travels with a velocity of 10m/s, and its frequency is 20Hz, what is its wavelength? (3 marks) 4. As shown in the diagram, what is the frequency of the wave? (3 marks) v=2m/s 2 1 -2 5. If a man's face is 30.0 cm in front...
1. The bending of light as it moves from one medium to another with different indices...
1. The bending of light as it moves from one medium to another
with different indices of refraction is due to change in what
property of light?
A) amplitude, B) phase, C) frequency, D) speed, E) color
2. A ray of light propagates in air (n= 1.33) and strikes a
sheet of crown glass (n=1.523). If angle of refraction in glass is
35.20 , determine the angle of incidence. A) 30.3 0 , B) 32.80 , C)
35.2 0 ,...
PLEASE ANSWER ALL PARTS, THANK YOU! Multiple choice Short problems 1. The bending of light as...
PLEASE ANSWER ALL PARTS, THANK YOU!
Multiple choice Short problems 1. The bending of light as it moves from one medium to another with different indices of refraction is due to change in what property of light? A) amplitude, B) phase, C) frequency, D) speed, E) color 2. A ray of light propagates in air (n= 1.33) and strikes a sheet of crown glass (n=1.523). If angle of refraction in glass is 35.2°, determine the angle of incidence. A) 30.3°,...
1 A repelling force must occur between two charged objects under which conditions?
1 A repelling force must occur between two charged objects under which conditions? a. charges are of unlike signs b. charges are of like signs c. charges are of equal magnitude d.charges are of unequal magnitude 2 Two point charges are 4 cm apart. They are moved to a new separation of 2 cm. By what factor does the electric force between them change? a.2 b. 1/2 c.4 d. 1/4 3. By mapping the equipotential lines, you can draw a. the charge b. the electric field...
2. If the wavelength of a light in a vacuum is 5.12 * 10m, and the frequency of the light is 5.86 * 1015Hz, what is its velocity? (3 marks) 3. If a wave travels with a velocity of 10m/s, and its frequency is 20Hz, what is its wavelength? (3 marks) 4. As shown in the diagram, what is the frequency of the wave? (3 marks) v=2m/s 2 1 -2 5. If a man's face is 30.0 cm in front...
1. The bending of light as it moves from one medium to another
with different indices of refraction is due to change in what
property of light?
A) amplitude, B) phase, C) frequency, D) speed, E) color
2. A ray of light propagates in air (n= 1.33) and strikes a
sheet of crown glass (n=1.523). If angle of refraction in glass is
35.20 , determine the angle of incidence. A) 30.3 0 , B) 32.80 , C)
35.2 0 ,...
PLEASE ANSWER ALL PARTS, THANK YOU!
Multiple choice Short problems 1. The bending of light as it moves from one medium to another with different indices of refraction is due to change in what property of light? A) amplitude, B) phase, C) frequency, D) speed, E) color 2. A ray of light propagates in air (n= 1.33) and strikes a sheet of crown glass (n=1.523). If angle of refraction in glass is 35.2°, determine the angle of incidence. A) 30.3°,...
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