At what rate is thermal energy being generated in the 2R-resistor when ? = 12 V and R = 3.0 ??
a.
12 W
b.
24 W
c.
6.0 W
d.
3.0 W
e.
1.5 W
c
You might also like to view...
A satellite is in a circular parking orbit 6.98 × 106 m from the center of Earth. To initiate a Hohmann transfer, a rocket gives it an accelerating thrust so that its speed is increased to 8300 m/s
How far from the center of Earth will the satellite be when it reaches its apogee? The mass of Earth is 5.97 × 1024 kg and G = 6.67 x 10-11 N•m2/kg2. A) 3.12 × 107 m B) 2.48 × 107 m C) 1.06 × 107 m D) 6.73 × 107 m E) 4.75 × 107 m
What is the purpose of the salt bridge in a voltaic cell?
A) to prevent any further migration of electrons through the wire B) to allow for the build up of positively charged ions in one container and negatively charged ions in the other container C) to allow the Fe2 and the Cu2+ to flow freely between the two containers D) to allow for a balance of charge between the two chambers
Harlow Shapley made the first accurate determination of the position of the center of the galaxy by studying ____
a. globular clusters b. open clusters c. emission nebulae d. spiral tracers e. stellar associations
Most meteors seen as shooting stars are about the size of
A) grains of sand. B) baseballs. C) small buildings. D) very large buildings. E) small continents.