A 25-?F capacitor charged to 50 V and a capacitor C charged to 20 V are connected to each other, with the two positive plates connected and the two negative plates connected. The final potential difference across the 25-?F capacitor is 36 V. What is the value of the capacitance of C?
a. 43 ?F
b. 29 ?F
c. 22 ?F
d. 58 ?F
e. 63 ?F
c
You might also like to view...
One idea for interstellar spacecraft involves harnessing energy from nuclear bombs detonated in space
Indicate whether the statement is true or false
In science, a broad idea that has been repeatedly verified so as to give scientists great confidence that it represents reality is called ________
A) a theory B) a paradigm C) a Ptolemaic model D) a hypothesis
What is the ratio of the escape speed of a rocket launched from sea level to the escape speed of one launched from Mt. Everest (an altitude of 8.85 km)? The radius of the earth is 6.38 × 106 m
A) 1.0007 B) 1.0014 C) 1.0001 D) 0.9986 E) 0.9993
What are the different colored horizontal layers that we see in this photo of a wall in the Grand Canyon?
A) They are sediments deposited at different times in the past, so that layers near the bottom are the oldest and layers near the top are the youngest. B) They are different types of volcanic rock that cooled at different rates after a single, large volcanic eruption. C) They formed as the Colorado River carved out the canyon, so that the layers near the top are the oldest and the layers at the bottom are the youngest. D) They got their coloration from ancient civilizations that painted the rock.