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A converging beam of light

a parallel beam of light which formed upon a converging lens arrange with its axis parallel to the beam is brought to focus a
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A parallel beam of light is incident on diverging lens of focal length 12cm. The emergent beam passes through a converging lens
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2. asked by Jorel
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A converging beam of light passes through a diverging lens of focal length 20cm and comes to focus at a distance 30cm behind the
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2. asked by Sree
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In a farm yard, a 20.0-kg light is suspended from a light beam on the end of a tall pole. The beam is supported by an arm that
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2. asked by Trex
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The critical angle for a beam of light traveling between water and air is 49°.(a) A beam strikes a water or air boundary and
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2. asked by Kombo abdallah
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If a beam of blue light was shone through a glass prism, you would expect to seeA. The beam pass straight through, unaltered B.
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2. asked by Dave
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If a beam of red light and a beam of blue light have exactly the same energy, which beam contains the greater number of photons?
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2. asked by Dallas
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A patrol car is parked 50 feet from a long warehouse The light on the car turns at a rate of 30 revolutions per minute. How fast
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2. asked by Brian
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How does magnification occur in an electron microscope?Light is changed into electrons by a convex lens. An electron beam makes
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The critical angle for a beam oflight travelling between water and air is 49°. (a) A beam strikes a water or air boundary and
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2. 157 views