Capacitance: What charge accumulates on the plates of a 2.0-?F air-filled capacitor when it is charged until the potential difference across its plates is 100 V?
A. 50 ?C
B. 100 ?C
C. 150 ?C
D. 200 ?C
Answer: D
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Exclusion Principle: How many possible sets of electron states (or quantum numbers) are there in the 5f subshell?
A. 2 B. 8 C. 10 D. 14
A rod with a diameter of 2.00 mm projects 20.0 mm horizontally outward from a wall. A 2.00 N coat is hung from the end of the rod and the rod deflects downward by 
The shear stress of the rod is
a. 
b. 
c. 
d. 
e. 
A certain radioactive isotope placed near a Geiger counter registers 160 counts per minute. Eight hours later, the counter registers 10 counts per minute. What is the half-life of the isotope?
A) 8 hours B) 6 hours C) 4 hours D) 2 hours E) none of the above
Optical interferometry is more in use than radio interferometry
Indicate whether the statement is true or false