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OpenStudy (anonymous):
sun rays are reflected from a horizontal mirror and fall on a vertical screen.a vertical object of hieght h is placed on the plane horizontal mirror as shown in figure.length of shadow on screen is
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OpenStudy (anonymous):
|dw:1398581541945:dw|
OpenStudy (anonymous):
angle of incidence............? we can use trigonometry to solve this.....
OpenStudy (anonymous):
angle of incidence not given
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