A stellar object is emitting radiation at 1720 nm. A detector is capturing 9 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? _______J/s
(b) What is the total energy of the photons detected in one hour? _____J/hr
A stellar object is emitting radiation at 1720 nm. A detector is capturing 9 107 photons...
A stellar object is emitting radiation at 1720 nm. A detector is capturing 8 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 1620 nm. A detector is capturing 9 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 1070 nm. A detector is capturing 8 107 photons per second at this wavelength. h = 6.63 x 10-34 J-s. c = 2.998 x 108 m/s. (a) What is the total energy of the photons detected in one second? J/s (b) What is the total energy of the photons detected in one hour? J/hr
A stellar object is emitting radiation at 3.55 mm. what type of electromagnetic spectrum is this radiation? If a detector is capturing 3.2 X 10^8 photons per second at this wavelength, what is the total energy of the photons detected in one hour?
A detector absorbs 1.0 × 109 photons of monochromatic light and their total energy is found to be 0.33 nJ. What is the wavelength associated with these photons? (h = 6.63 × 10−34 J⋅s, c = 3.00 × 108 m/s) Group of answer choices 540 nm 600 nm 400 nm 500 nm
5). Estimate the number of photons emitted in one second from a LED lamp of 10 Watts, if the band-gap energy of the LED is 1.5 eV and 100% energy conversion from electricity to light energy 1 eV = 1.6 x 10-19 Joule. Planck constant h=6.63 x 10-34 Js. Speed of light = 2.998 x 108 msł.
Need all answers 19. Calculate the wavelength, in nm, of an electromagnetic radiation with a frequency 835.6 MHz (common frequeney used for cell phone communication). (c 3.0 x 10* m/s, h-6.6262 x 103 J.s). 1Pt.) 20. A laser pulse with wavelength 532 nm contains 4.67 mJ of energy. How many photons are in the laser pulse? (c 3.0 x 108 m/s, h 6.6262 x 103* J.s). Ans.: 21. An electron in the n 7 level of the hydrogen atom relaxes...
A laser source has an energy of 1.85 kJ from a radiation of 450 nm, how many photons were in the source? (h = 6.626 x 10-34 J*s-1 and c = 3 x 108 m/s)
Question 3 of 9 Submit What is the energy of a mole of photons that have a wavelength of 701 nm? (n = 6.626 x 10-34 J.S and c = 3.00 x 108 m/s) 1 2 3 +/- 0 x 100 Tap here or pull up for additional resources
Question 17 of 20 Submit What is the energy of a mole of photons that have a wavelength of 683 nm? (h = 6.626 x 10-34 Jos and c = 3.00 x 108 m/s) 4 5 8 7 +/- 9 0 x 100 Tap here or pull up for additional resources