Calculate the slopes for the A, C, and E portions of the figure. Rank the slopes from least to greatest
2
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Single-Slit Diffraction: A single-slit diffraction pattern is formed on a distant screen. Assuming the angles involved are small, by what factor will the width of the central bright spot on the screen change if the slit width is doubled?
A. It will be cut to one-quarter its original size. B. It will be cut in half. C. It will double. D. It will become four times as large. E. It will become eight times as large.
Huygens' principle applies mainly to
A) refraction of waves in a medium. B) reflection of waves. C) both of these D) neither of these
Directly opposite the Tharsis uplift and volcanoes on Mars lies the deep ________, perhaps suggesting impact cause and volcanic effect
Fill in the blank(s) with correct word
A 3.0-kg block slides on a rough horizontal surface. A force of 8.0 N acting parallel to the surface is applied to the block. The coefficient of kinetic friction between the block and the surface is 0.15 . What is the magnitude of the block's acceleration?
a. 1.9 m/s2 b. 1.2 m/s2 c. 2.3 m/s2 d. 1.5 m/s2 e. 2.9 m/s2