Directions: Name an object or device that produces light, sound, and heat and tell the importance of this obiject or device to you or to the society.
Q: Radio waves travel at the speed of light: 3 x 10° km/s. What is the wavelength of radio waves re-…
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Q: Define Photometry.
A: Photometry is the branch of science that deals with the measurement of light in terms of its…
Q: Calculate the frequency of a 2.5m-long sound wave
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Q: briefly In what ways do sound waves differ from light?
A: sound waves are longitudinal while Light waves are transverse. Sound waves require a material medium…
Q: When using light bulbs to create colors, yellow light mixed with blue light makes the color white.…
A: Yellow light mixed with blue light makes the color green. Artist are correct
Q: Calculate the frequency of yellow light with a wavelength of 580 x 10-9 m.
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Q: The same inverse square law which you were initially introduced to applying to gravity, applies to…
A: this is question about inverse square law about light.
Q: Choose the BEST answer to the following: Compared with radiation from the Sun, terrestrial radiation…
A: Step 1The electromagnetic radiation emitted by the Earth’s surface and atmosphere is called…
Q: What is the frequency of light having a wavelength of 4.50*10-6 cm?
A: Given data: Wavelength (λ) = 4.50 × 10-6 cm = 4.50 × 10-8 m Required: The frequency (f) of light
Q: What waves carry more energy than Ultraviolet rays and are used for medical imaging.
A: What waves carry more energy than Ultraviolet rays and are used for medical imaging. Explanation:-…
Q: The speed of light is 3 x 108ms-1. Violet light has a wavelength of about 4 x 10-7m. Calculate the…
A: Given Speed of light v=3×108m/s Wavelength λ=4×10-7m
Q: What is the unit for wavelength? Or O m/s O Hz
A: Given : To choose the unit of wavelength
Q: What is the wavelength of visible light that has a frequency of 2.4×10^14 Hz? Enter the result in…
A: Given data: The visible light Frequency (f) = 2.4×1014 Hz Required: The wavelength (λ) in…
Q: Use the definition of the meter to determine how far light travels in 1 ns.
A: We know , Speed of the light (c) = 3 × 109 m/s Therefore , 1 m is defined as distance travelled…
Q: blue-green light has a frequency of about 6x10^14Hz. use c=8x10^8 meters to find the wavelength of…
A: λ=cf Note that the given value of c (speed of light in air ) is 8×108 m/s, which is different from…
Q: Correlate the wavelength of the color of light to its frequency. Use four [4] sentences also. 1.…
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Q: refraction-apparent bending of light waves Question 32 is based on the following definitions and…
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Q: Calculate the frequency and energy of blue light that has a wavelength of 400nm.
A: Given that :- Wavelength λ = 400 nm Thus we can find frequency ν of the blue light as below-…
Q: It takes light 1.3 second to travel from here to the moon. Assuming the speed of light is 186,000…
A: Velocity is,
Q: The inverse square law which you were initially introduced to applying to gravity, applies to Light…
A: Light intensity is inversely corresponding to the squared distance, which is known as inverse…
Q: The color of visible light is related to ________. SELECT ALL THAT APPLY A) The wavelength of the…
A: To discuss on which quantity the color of visible light is related.
Q: what is the frequency of a light of wavelength 7.4 x 10^-7 m?
A: Given:wavelength=7.4x10-7 mFind the frequency of a light.Now,Wavelength is related to frequency…
Q: The electromagnetic spectrum is a part of _______ waves.
A: The arrangement of the electromagnetic waves according to the frequency and the wavelength in a form…
Q: A microwave oven is designed to operate at a frequency of 2.2 * 10^9 Hz. Determine the wavelength of…
A: Given, frequency= 2.2 * 10^9 Hz Speed of EM wave 3x10^8 m/s
Q: When characterizing light or sound waves which wave parameter will be different for light and sound…
A: To identify : The parameter that is different for light and sound waves
Q: How to calculate the speed of light.
A: Write the formula for the speed of light.
Q: What are some technological devices or real-life applications that utilize atleast two (2) of the…
A: 1. Newton's second law expresses the Newtonian view of dynamics, in which things change their…
Q: A Whirlpool Microwave oven uses light with a wavelength of 0.85 m to cook your food. What is the…
A: 1. As per the given condition, the wavelength of light used in the microwave is 0.85 m λ= 0.85 mand…
Q: A ray of light traveling in air strikes a boundary at an angle of 79.7 degrees to the normal. After…
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Q: The wavelength of visible light is from?
A: The electromagnetic spectrum is a range of frequencies, wavelengths and photon energies covering…
Q: 6. Long Wavelengths of light have what kind of frequency? 1 Higher frequencies Lower frequencies All…
A: The frequency of the wave is inversely proportional to its wavelength. This means that…
Q: Draw a diagram. Determine the wavelength and frequency of the light emitted from the source.
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Q: Calculate the wavelength of light emitted from the lamp if the frequency is 2 x 10^14 Hz. Express…
A: Given value--- frequency = 2 × 1014 Hz. We have to find--- wavelength?
Q: what is the light wavelength traveling at the speed of light with a frequency of 0. 7/8 HZ
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Q: 2. Calculate the wavelength and energy of light that has a frequency of 1.5 x 1015 Hz.
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Q: What are sound waves. Explain its characterstics.
A: Sound waves: A sound wave is produced by a mechanical vibration, such as a tuning fork. The…
Q: The motion sensors used throughout the semester work by emitting and receiving O infrared light…
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Q: Radian is used to measure A) Temperature B) Intensity of Flame C) Angle D) Solid Angle
A: Radian is the unit of plane angle, which is given by following formula: Angle=Arcradius Whereas,…
Q: Define the term dispersion of light.
A: Dispersion is a process in which the particle or wave gets separated into its components.
Q: scribe the State's four different properties of light and sound waves
A: Light wave is transverse in nature. Light wave is non mechanical wave. They carry energy and…
Q: frequency of these light waves
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Q: Calculate the wavelength of light emitted from the lamp if the frequency is 6 x 1014 Hz. Express…
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- (Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically involve integrating or extending the concepts presented thus far.) . Just before the Sun sets, a driver encounters sunlight reflecting off the side of a building. Will Polaroid sunglasses stop this glare? Why or why not?(Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically involve integrating or extending the concepts presented thus far.) . Describe how you could use two large, circular Polaroid filters in front of a circular window as a kind of window shade.Lunar astronauts placed a reflector on the Moon’s surface, off which a laser beam is periodically reflected. The distance to the Moon is calculated from the round-trip time. (a) To what accuracy in meters can the distance to the Moon be determined, If this time can be measured to 0.100 ns? (b) What percent accuracy is this, given the average distance to the Moon is 384,480 kin?
- Describe the principles behind holography and its applications in modern technology.Which requires a physical medium in which to travel—light, sound, or both? Explain.What is inverse square law and how does it apply to lighting? Identify which type of architectural lighting you used in your house. Are the lights in your house compatible with the different activities you do inside it, e.g. studying, nightly chores, workspace lighting, etc?
- DYour answer is partially correct. Try again. PRINTER VERSION 1 BACK NEXT Large radio telescopes, like the one in Arecibo, Puerto Rico, can detect extremely weak signals. Suppose one radio telescope is sensitive enough to detect a signal which lays down only 0.97 pW of power on an area of 4.0 x 1016 m2. (a) What would be the total power that would be recelved by the antenna, assuming that its diameter is 400 m? (b) What would be the power of a source at 30000 ly distance from Earth that could provide such a signal? A light-year is the distance light travels in one year. (a) Number [0.00000000000000000 Units (b) Number [24540000000000000 Units W the tolerance is +/-5%Due today How does the dispersion of light occurs? explain.Which among the following is not a fundamental quantity? O a. Luminous Intensity O b. Temperature O c. Electric Current O d. Acceleration
- How much should a 60-W lamp be lowered to double the illumination on an object which is 60 cm directly under it? a. 17.6 cm b. 16.5 cm c. 13.4 cm d. 15.4 cmWhich of the following statements are true about light waves? O The shorter the wavelength, the higher the frequency. O The lower the frequency, the shorter the wavelength. O The lower the frequency, the longer the wavelength. O The higher the frequency, the longer the wavelength. O Higher frequency light travels faster than lower frequency light.Describe the Wave Aspect of Light.
