Three point charges, q1, q2, and q3, are arranged so the potential energy for the pair q1 and q2 is 0.12 J and for the pair q2 and q3 is 0.23 J. What is the potential energy for the pair q1 and q3?
A. 0.11 J
B. -0.11J
C. 0.35 J
D. -0.35 J
E. insufficient information is given for a unique answer
E. insufficient information is given for a unique answer
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What is the surface temperature of a star, given that its radiation peak occurs at a frequency of 1.86 × 1015 Hz?
A) 17,000 K B) 14,500 K C) 19,000 K D) 20,400 K E) 18,000 K
A(n) ______________ quantity has both magnitude and direction
Fill in the blank(s) with correct word
The determination of the composition of a material by bombarding it with neutrons and monitoring the emitted radiation is
a. nuclear fission analysis b. nuclear fusion analysis c. neutron activation analysis d. nuclear emission analysis e. beta decay analysis
Case-control studies that attempt to determine which of the following are especially subject to recall bias?
What will be an ideal response?