The galaxy NGC 4414 is moving away from us at 7.16x105 m/s. By how much will the frequency of the 6.91×1014 Hz hydrogen line be shifted in the galaxy's spectrum?
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- A company wants to group a collection of autographed photos by price ranges. Make a relative frequency $2.50 $3.75 $5.27 $21.50 $43.00 $15.00 distribution of the prices using the intervals $0-$9.99, $10-$19.99, $20-$29.99, $30-$39.99, and $40-$49.99. $26.79 $14.78 $12.75 $29.00 $37.50 $48.00 $7.50 $6.50 $7.50 $8.00 $12.50 $15.00 $9.50 $8.25 $14.58 $25.00 $18.50 $45.00 $32.50 $20.00 $10.00 $17.50 $6.75 $28.50 Fill out the grouped frequency distribution. (Type integers or decimals rounded to the nearest tenth as needed.) Class Intervals Class Frequency Tally $0-$9.99 $10-$19.99 $20-$29.99 $30-$39.99 $40-$49.99 Relative FrequencyWhat is the frequency (in Hertz) of blue light that has a wavelength of 433 nm? [Hint: Write your answer in scientific notation such as 314569000 = 3.14e8, correct up to the second decimal place]Calculate the wavelength of the em wave required to ionize a hydrogen atom (i.e., remove the electron in the ground state so that H-atom becomes H+ion). Determine the frequency of this em wave. In which region of the electromagnetic spectrum does this em wave lie?
- A police officer's radar gun emits radio waves at a frequency of 11.7 GHz11.7 GHz. What is the difference in the frequencies reflected back to the radar gun by a car traveling at the 75 mph75 mph speed limit and a car travelling 3 mph3 mph faster? Assume that the cars are both headed directly away from the stationary officer.Remember the wave equation is v = lambda - f For electromagnetic waves traveling in a vacuum, they all travel at the speed of light c = 2.998 * 10 ^ 8 * m / s . An ultraviolet wave from the Sun traveling at the speed of light has a wavelength of 3 * 10 ^ - 8 * m . Calculate the frequency of this wave 8.85 * 10 ^ 15 * Hz; 2.33 * 10 ^ 13 * Hz; 9.99 * 10 ^ 13 * Hz; 9.99 * 10 ^ 15 * HzWe observe a star's spectral line at 510 nm which is normally at 500 nm. How fast is the star moving towards or away from us?
- Consider the following table: Energy (J) Wavelength (nm) Frequency (s-1) region of spectrum A B 1.50 × 1014 C D 500 E F 9.94 × 10-19 G H I J 1 K L Part 3: What goes in position F? A) x-ray B) visible C) unltraviolet D) radio waves E) infrared F) gamma radiation G) microwave H) None of the aboveWhats the wavelength of a photon of light that permits a hydrogen atom to go from its energy level 3 to its energy level 2? 434nm 121.6nm 486.1nm O 656.3nm Whats the wavelength of a photon that could make a hydrogen atom jump from energy level 4 to energy level 2? 656.3nm 121.6nm 102.6nm 486.1nmA photon has a wavelength of 581 nm. What is the energy of the photon (in units of 10-19 Joules)? Your Answer: Answer