A 4.0-? resistor has a current of 3.0 A in it for 5.0 min. How many electrons pass through the resistor during this time interval?
a. 7.5 × 10^21
b. 5.6 × 10^21
c. 6.6 × 10^21
d. 8.4 × 10^21
e. 2.1 × 10^21
b
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_____ is pulverized rock scattered by meteorite impacts on a planetary surface
A) Ejecta B) A magma ocean C) The Maxwell Montes D) Permafrost
What determines the amount of time that a particular star remains above your horizon any given day?
A) all three of your latitude, longitude, and the star's declination B) your latitude and the star's declination only C) your latitude and the star's right ascension only D) your longitude and the star's declination only E) your longitude and the star's right ascension only
The electric field at point P due to a point charge Q a distance R away from P has magnitude E. In order to double the magnitude of the field at P, you could
A) double the distance to 2R. B) double the charge to 2Q. C) reduce the distance to R/2. D) reduce the distance to R/4. E) double the charge to 2Q and at the same time reduce the distance to R/2.
The crystal structure of CsCl is shown in Figure 2.7, and the lattice parameter of CsCl is 0.4123 nm. Determine the magnitude and the direction of the Burger’s vector in CsCl.
What will be an ideal response?