A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through which the beam emerges has a diameter of 0.200 cm. Estimate the diameter ofthe beam 20.0 km from the laser.mA circular radar antenna on a Coast Guard ship has a diameter of 2.10 m and radiates at a frequency of 19.0 GHz. Two small boats are located 7.00 km away from the ship. Howclose together could the boats be and still be detected as two objects?m(a) White light is spread out into its spectral components by a diffraction grating. If the grating has 2,060 grooves per centimeter, at what angle (in degrees) does red light ofwavelength 640 nm appear in first order? (Assume that the light is incident normally on the gratings.)O(b) What If? What is the angular separation (in degrees) between the first-order maximum for 640 nm red light and the first-order maximum for orange light of wavelength600 nm?O

Answered: Image /qna-images/answer/aa35a1d7-097c-4890-98dd-41ea7114591c.jpg

A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through which the beam emerges has a diameter of 0.200 cm. Estimate the diameter of the beam 20.0 km from the laser. m

A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through which the beam emerges has a diameter of 0.200 cm. Estimate the diameter of the beam 20.0 km from the laser. m

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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