Solution-What type of optical device does the bandshell act

What type of optical device does the bandshell act like

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1. If you hold a magnifying glass so that sunlight passes through it, a bright point of light will be formed in front of the lens. This point is very hot - in fact, magnifying glasses are included in survival kits to start fires.

a) What shape of lens is used to make a magnifying glass - is it thicker at the edges than in the middle, or vice-versa?

b) What is the proper name for the point where the light makes a bright spot?

c) Why is the bright spot so hot? Explain.

2. A "bandshell" is a curved wall built outside where performances can be held - for instance, this bandshell in Central Park, NY:https://centralpark.org/index.php/attractions/bandshell/

What type of optical device does the bandshell act like? Music played in front of the bandshell is clear and audible for a surprising distance in front of the bandshell. Why is this the case? Explain

Reference no: EM131872076

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What type of optical device does the bandshell act like : What type of optical device does the bandshell act like? Music played in front of the bandshell is clear and audible for a surprising distance in front.

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What type of optical device does the bandshell act like

Reference no: EM131872076

Reference no: EM131872076

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