Question
For a diffraction grating of 650 lines / mm, we detect the fourth order diffraction at the angle of 23 °. Calculate the wavelength of the light used.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution
Trending nowThis is a popular solution!
Step by stepSolved in 2 steps
Knowledge Booster
Similar questions
- The wavelengths of the visible spectrum are approximately 400nm (violet) to 700nm (red). Find the angular width of the first-order visible spectrum produced by a transmission diffraction grating with 555 lines per millimeter when white light falls normally on the grating.Give your answer in degrees.arrow_forwardConsider Aluminum Oxide (Al2O3) is to be deposited as an antireflection coating (ARC) on a-Si solar cell. Calculate the Reflectance for 550 nm wavelength when a 50nm thick Al2O3 layer is deposited on Si. Given: Refractive index of Air = 1. Refractive index of Al2O3 = 1.77.arrow_forwardA diffraction grating has 2000 lines/cm. What is the angle between the first-order maxima for red light (λ = 720 nm) and blue light (λ = 500 nm)?arrow_forward
- The wavelengths of the visible spectrum are approximately 400nm (violet) to 700nm (red). Find the angular width of the first-order visible spectrum produced by a transmission diffraction grating with 405 lines per millimeter when white light falls normally on the grating.Give your answer in degrees.arrow_forwardtrue or falsearrow_forwardThere is a circular slit with its radius a = 0.1mm. The distance between the slit plane and detector plane is given by R=1m. Roughly estimate the requirement of the wavelength of incident light for Fraunhofer diffraction with appropriate justification.arrow_forward
arrow_back_ios
arrow_forward_ios