The main difference between a radio wave and a light wave is its Select one: a. speed. b. wavelength. c. speed and wavelength d. none of the above.
Q: Which of the following lists electromagnetic radiations from lowest to highest energy? A. radio…
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Q: /hich of the following electromagnetic waves has the lowest frequency? a. Microwaves O b. Power…
A: Given Which of the following electromagnetic waves has the lowest frequency? a. Microwaves b.…
Q: Which entity listed below oscillates when an electromagnetic wave moves through space?
A: Which entities oscillates when electromagnetic wave moves through space.
Q: The correct ordering from least to greatest wavelength is: a. ELF, FM radio, microwaves, infrared,…
A: To determine: The correct option.
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A: For electromagnetic radiation having larger wavelength, can easily travel through the solid wall.
Q: Which part of the EM spectrum has the greatest period? A. radio B. ultraviolet C. x-ray…
A: The speed of the electromagnetic wave is constant. Thus, the product of frequency and wavelength is…
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A: Spectrometer is a device by which spectrum is obtained. It is used for the study of spectrum…
Q: Radio waves differ from visible light waves in that radio waves A. travel slower B. have a lower…
A: Both radio waves and light waves are electromagnetic waves, like infrared, ultraviolet, X-rays, and…
Q: What happens to the length of an object as its velocity approaches the speed of light? A. The object…
A: The object appears to shorten.
Q: If the frequency of an electromagnetic wave is reduced to one third, what happens to the wavelength?…
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Q: The time-averaged intensity of a wave of visible light propagating in a vacuum is 1,800 watts/m2.…
A: Given E=1800 watts/m2 The maximum value of the electric field is find by the IC=12ε0E02E2=2×IC×ε0…
Q: The electromagnetic waves that carry FM radio range in frequency from 87.9 MHz to 107.9 MHz. What is…
A: Wavelength λ=cf=3×108m/s87.9×106Hz=3.41 m λ=cf=3×108m/s107.9×106Hz=2.78 m
Q: Which of the following types of light have a wavelength greater than that of visible light? I.…
A: There are various type of EM waves. All these waves have different types of wavelengths. The waves…
Q: 2. A neon sign emits electromagnetic radiation with a wavelength of 6.4 x10^-7 m . A) calculate the…
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Q: 39.) Which type of electromagnetic waves are used by your body to produce vitamin D? a. infrared…
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Q: Two radio stations, A and B, each broadcast single-frequency of 94.9 MHz (94.9 x 106 Hz) signals in…
A: a) Frequency ,f= 94.9 MHz = 94.9×106 HzSpeed of light, c=3×108 m/sLet λ be the wavelengthSo,…
Q: A light wave is an electromagnetic wave. This means that
A: The electromagnetic wave is those wave in which the electric and magnetic field energies travels…
Q: a.) The wavelength of electromagnetic wave is 400nm. What is its frequency? b.) Solve for the speed…
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Q: What wavelength EM wave would be emitted most strongly by matter at the temperature of the core of a…
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Q: Which one of the following cannot be polarized? a.sound waves b. X-rays c. microwaves…
A: The electromagnetic waves consist of a large number of waves that differ by their wavelengths and…
Q: An electromagnetic wave is created by A. a changing electric field. B. a changing magnetic field. C.…
A: A. The changing electric field creates the magnetic field. So option A is not correct. B. The…
Q: /nich of the statements regarding ight completely a. Light is a particle b. Light is a wave c. Light…
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Q: Radio telescopes have poor resolving power because a. their diameters are so large. b. the…
A: SOlution: given that Why do Radio telescopes have poor resolving power
Q: Space-based telescopes are needed to observe electromagnetic energy that cannot reach the surface of…
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Q: During the Doppler effect, which property of the light wave changes? A. amplitude B. direction C.…
A: Doppler's effect will occur when the source of the wave is moving with respect to the observer.
Q: Which of the following colors of light has the highest amount of energy? A. Violet, wavelength 400…
A: Wavelength of violet color: λviolet = 400 nm = 400×10-9 mWavelength of red color: λred = 700 nm =…
Q: if light has a lot of energy, it will have: A. A small frequency B. A small wavelength C. Low…
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Q: Fill the blank spaces for the list of properties of the Electromagnetic waves given below: 1) EM…
A: 1. EM waves are produced by the accelerated charges. 2. In EM waves, magnetic field, electric…
Q: 13. Which type of electromagnetic wave is associated with thermal energy? a. infrared rays…
A: Infrared rays are associated with thermal energy
Q: 1. Which part of the electromagnetic spectrum has a higher frequency than ultraviolet waves? a.…
A: The eleсtrоmаgnetiс sрeсtrum shоws the distributiоn оf eleсtrоmаgnetiс rаdiаtiоn bаsed оn…
Q: Which quantity changes when a ray of light travels from one medium to the other? A. Speed and…
A: Answer: A Speed and wavelength (Both decreases) As we know light propagates as transverse wave.When…
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A: The transmission of thermal energy takes place in three modes. Conduction Convection And…
Q: 10. What is the approximate speed of light (EM radiation)? a. 1 billion feet per second b. 1…
A: The speed of light is about 300000000 m/s or 3×108 m/s.
Q: Light has a frequency of 7.21 × 1013 hertz. What is its wavelength? The speed of light is 3.00 × 108…
A: Given data: Frequency (f) = 7.21×1013 Hz Speed of light (v) = 3.00×108 m/s Required: Wavelength (λ)
Q: The constant speed at which light and other forms of radiation travel is:A. 186 X 105 meters/sec.B.…
A: Electromagnetic radiation travels at the speed of light and it is a constant value.
Q: 17. When the light coming from a distant star is photographed on spectrometer, it is observed that…
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Q: Which Form fo radiation from the electromagnetic spectrum is MOST LIKELY to cause mutations in…
A: Which Form of radiation from the electromagnetic spectrum is MOST LIKELY to cause mutations in…
Q: Which of these EM waves has the shortest wavelength? a. Ultraviolet b. Microwaves c. Gamma Rays…
A: Which of these EM waves has the shortest wavelength? a. Ultraviolet b. Microwaves c. Gamma Rays…
Q: QUESTION 7 Which of the following terms described the direction in which an electromagnetic wave…
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Q: The energy of EM radiation is directly inversely proportional to its A. amplitude B.…
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Q: Which of the following waves have the minimum wavelength? a. X-rays b. Ultra violet rays c. Radio…
A: (a) The X rays are the electromagnetic radiation, having high energy, X rays have short wavelength…
Q: How can you tell one form of electromagnetic energy from another? a.wavelength b. color c.…
A: The electromagnetic wave is the combination of electric and magnetic waves. Waves have generally…
Q: An EM wave has a frequency of 2 x 1014 Hz. What is the wavelength? A. 1.5 nm B. 1.5 km C.…
A: frequency of EM wave= 2 x 1014 Hz EM waves travels with speed of light(c)=3 x 108 m/s let λ be…
Q: 1. Determine the wavelength, in miles, if the period of the signal is 500µs. 2. The maximum peaks…
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Q: Upon refraction, the property of an EM wave that does not change is the A. both period &…
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The main difference between a radio wave and a light wave is its
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