Author Question: The bending of waves as they pass the sharp edge of an object is called a) polarization. b) ... (Read 62 times)

captainjonesify · **on:** Jul 28, 2018

The bending of waves as they pass the
sharp edge of an object is called
a) polarization.
b) dispersion.
c) refraction.
d) diffraction.
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Question 2

A small sphere attached to a light rigid rod rotates about an axis perpendicular to and fixed to the other end of the rod. Relative to the positive direction of the axis of rotation, the angular positions of the sphere are negative, its angular velocity is negative, and its angular acceleration is positive. The sphere is
a. rotating clockwise and slowing down.
b. rotating counterclockwise and slowing down.
c. rotating clockwise and speeding up.
d. rotating counterclockwise and speeding up.
e. first rotating counterclockwise and then clockwise.