A charge of uniform density (0.80 nC/m) is distributed along the x axis from the origin to the point x = 10 cm. What is the electric potential (relative to zero at infinity) at a point, x = 18 cm, on the x axis?
a. 7.1 V
b. 5.8 V
c. 9.0 V
d. 13 V
e. 16 V
b
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A(n) _____________material has properties that are equal in three perpendicular directions.
Fill in the blank(s) with the appropriate word(s).
Why would a decrease in the density of the ozone layer create a public health concern?
a. The greenhouse effect would not be as efficient and the temperature of Earth would decrease. b. The greenhouse effect would be more efficient and the temperature of Earth would increase. c. Plant life would no longer have the ozone it needs for photosynthesis to create chlorophyll. d. Ultraviolet radiation from the sun would bombard Earth. e. none of the above
____________________ made very accurate observations of the positions and movements of the planets that were later used to help develop the Rudolphine Tables
Fill in the blank(s) with correct word
Work-Energy Theorem: When a car of mass 1167 kg accelerates from 10.0 m/s to some final speed, 4.00 × 105 J of work are done. Find this final speed.
A. 28.0 m/s B. 22.4 m/s C. 25.2 m/s D. 30.8 m/s