At what rate is thermal energy generated in the 30-? resistor?
a.
20 W
b.
27 W
c.
60 W
d.
13 W
e.
30 W
d
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What is the distance between a -2.00 
C charge and a -3.00 
C charge if their potential energy is 0.491 J?
A. 25.0 cm B. 15.5 cm C. 11.0 cm D. 3.14 cm E. 0.911 cm
Two skaters, both of mass 75.0 kg, are on skates on a frictionless ice pond. One skater throws a 0.40-kg ball at 6.0 m/s to his friend, who catches it and throws it back at 6.0 m/s. When the first skater has caught the returned ball, what is the velocity of each of the two skaters?
a. 0.031 m/s, moving apart b. 0.063 m/s, moving apart c. 0.031 m/s, moving towards each other d. 0.063 m/s, moving towards each other e. 12 m/s, moving apart
Venus' rotation period is longer than its year
Indicate whether the statement is true or false
The time for one complete cycle of a periodic process to take place is called the period
a. True b. False Indicate whether the statement is true or false