If charge is then drawn off the plates of this capacitor at a rate of 0.90 mc/s , say, to power the backup memory of some electrical gadget, how long (in days) will it take for the potential difference across this capacitor to drop to 9.0 v ?

What are two themes in ted chiang’s “exhalation”?

This thinning would materially change the sound of the drum, evidence that although it might continue to be used for its original purpose of music-making or calling people to arms, it would now do so with a different voice. a musical instrument had become a trophy, and the new carvings were in fact branding, a statement of the north’s political dominance over central africa and of allegiance to islam.the drum had come to khartoum at a critical moment in sudanese history. in an audio version, stressing the word "branding" would do what for the listener? emphasize the word's importance and the idea that followsadd emphasis to the following sentencesignal that something important has just been repeatedadd emphasis to the preceding sentence

Which of these sentences uses the subjunctive mood? a. the bird became ill. b. it could not fly anymore. c. the water that it drank made it sick. d. i wish that the bird were healthy again.