If the electric field just outside a thin conducting sheet is equal to 1.5 N/C, determine the surface charge density on the conductor
a. 53 pC/m2
b. 27 pC/m2
c. 35 pC/m2
d. 13 pC/m2
e. 6.6 pC/m2
d
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Suppose that two objects collide. Which of the following things is not the same both before and after the collision?
A) the total momentum of the objects B) the total temperature of the objects C) the total energy of the objects D) the total angular momentum of the objects
An atom has completely filled inner shells and a single valence electron in an excited p state. The filled inner shells have an orbital momentum equal to zero. What is the magnitude of the orbital angular momentum L of the atom?
A) 1.0? B) 1.2? C) 1.4? D) 1.7? E) 2.0?
The relative ages of igneous rocks can be determined using which of the following? Choose ALL of the correct answers.
A. cross-cutting relationships B. contact metamorphic zones C. inclusions D. the Principle of Original Horizontality
The weight of air in a bathtub (about 1/3 cubic meter) is about the same as the weight of
A) a pea. B) an egg. C) a small apple. D) a pound of butter. E) a 10-pound sack of potatoes.