Physics-
General
Easy
Question
A truck starting from rest moves with an acceleration of 5 m/s2 for 1 sec and then moves with constant velocity. The velocity w.r.t ground v/s time graph for block in truck is (Assume that block does not fall off the truck)
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The correct answer is:
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A monochromatic light source of wavelength is placed at S. Three slits S1 , S2 and S3 are equidistant from the source S and the point P on the screen. S1P – S2P = /6 and S1P – S3P = 2/3. If I be the intensity at P when only one slit is open, the intensity at P when all the three slits are open is
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