Laser light from a 7mW source of aperture diameter 1.5 cm and wavelength 5000 Å is focused by a lens of focal length 10 cm. The intensity of the image is

Q: A boy has lost his toy in the pool. He is able to shine a flashlight on the toy and illuminate it at…

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Q: A monochromatic light of wavelength 623.8 nm is incident at an angle of 40° from the vertical into…

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Q: A film on a lens with an index of refraction of 1.5 is 1.0 ×× 10−7−7 m thick and is illuminated with…

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Q: A laser beam is incident at an angle of 29.0° to the vertical onto a solution of corn syrup in…

A: According to company policy, only first three subparts will be answered here. Please post the rest…

Q: An optical fibre core and cladding refractive indices are 1.555 and 1.542 respectively. Compute its…

A: An optical fibre cable,  Refractive indices of :- Core, n1 = 1.555 Cladding, n2 = 1.542 Numerical…

Q: White light is sent through an interface of a 100% (w/v) glycerol solution (nı = 1.474) and a 20%…

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Q: A lens coated with a thin layer of material having a refractive index 1.45 reflects the least amount…

A: The wavelength of the light: The refractive index of the coating material:

Q: The wavelength of a laser beam in air is 630 nm.What is its frequency and its wavelength in a…

A: Given Wavelength in air λ0 = 630 nm Refractive index of the material= 2

Q: A laser beam is incident at an angle of 29.8° to the vertical onto a solution of corn syrup in…

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Q: A common lens coating material is magnesium fluoride 1MgF22, with n = 1.38. What thickness should a…

A: The destructive interference condition for thin film is, 2t=m+12λcoatingfor minimum thicknes m=0that…

Q: A projectile is fired at a velocity of 100 m s-¹ at an angle of 36° to the horizontal as shown…

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Q: A laser beam is incident at an angle of 32.0° to the vertical onto a solution of corn syrup in…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A boy has lost his toy in the pool. He is able to shine a flashlight on the toy and illuminate it at…

A: In the question it is given that height of the flashlight above the water surface is;h=1.10…

Q: Diameter of the objective lens of a telescope is 250 cm. For light of wavelength 600 nm coming from…

A: Given. diameter of the lens of the telescope,d = 250 cm Wavelength of the light, λ = 600 nm

Q: Diameter of the objective lens of a telescope is 250 cm. For light of wavelength 600 nm coming from…

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Q: Light with wavelength 589 nm passes through crystalline sodium chloride. In this medium, find the…

A: Given value--- wavelength = 589 nm . We have to find--- In this medium, find the speed of light.

Q: A boy has lost his toy in the pool. He is able to shine a flashlight on the toy and illuminate it at…

A:

Q: A laser beam is incident at an angle of 30.2° to the vertical onto a solution of corn syrup in…

A: Given: Incident angle,θi=30.20Refracted angle,θr=18.660Refractive Index of…

Q: The value of numerical aperture of the objective lens of a microscope is 1.25. If light of…

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Q: A laser beam is incident at an angle of 39.0° from the vertical onto a solution of corn syrup in…

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Q: The plane z = 0 separates two media: glass(nglass = 1.51 for z 0). The optical beam of a…

A: This is a basic question from the wave vectors. This is related to the refraction and reflection of…

Q: An open top cylindrical tank has a diameter of 3 meters and is completely filled with water. When…

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Q: lent from air onto an oil layer (n = 1.48) at an angle 0, with respect to the normal. It then…

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Q: A laser beam is incident at an angle of 30.2° to the vertical onto a solution of corn syrup in…

A: θ1 = 30.20 θ2 = 19.360 n1 = 1 λ = 632.8 nm

Q: Two stars have an angular separation of 8.50 ✕ 10−8 rad when viewed in the night sky from Earth.…

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Q: The UV light 340 nm wave length is absorbed by the eye before it reaches the retina, the percentage…

A: Answer Ultraviolet radiation carries higher energy than visible light and high dose exposure to UVR…

Q: A laser beam is incident at an angle of 30.2° to the vertical onto a solution of corn syrup in…

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Q: You observe, at normal incidence, light of wavelength 483 nm reflected off the (air) interface…

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