One hundred meters of 2.00 mm diameter wire has a resistance of 0.532
What is the resistivity of the material from which the wire is made?
A. 
B. 
C. 
D. 
E. 
B.
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Double-Slit Interference: Coherent light of wavelength 519 nm passes through two slits. In the resulting interference pattern on a screen 4.6 m away, adjacent bright fringes are 4.0 mm apart. What is the separation of the two slits?
Fill in the blank(s) with the appropriate word(s).
A point on the rim of a 0.15-m-radius rotating disk has a centripetal acceleration of 5.0 m/s2 . What is the angular speed of a point 0.075 m from the center of the disk?
a. 0.89 rad/s b. 1.6 rad/s c. 3.2 rad/s d. 5.8 rad/s
If you want to cross a river in a motorboat in the least amount of time (least time in water), you should head
A) straight across the river. B) slightly upstream. C) slightly downstream. D) the time will be independent of how you head your boat E) directly downstream.
Earth's core is slightly hotter than the surface of the Sun.
Answer the following statement true (T) or false (F)