what is the current in R2?
A. 1 A
B. 2 A
C. 3 A
D. 4 A
E. 5 A
A. 1 A
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When the first solid bits in the solar nebula became large enough to be called planetesimals, what caused them to grow larger more quickly?
a. gravity b. friction c. electrical forces d. pressure
You wish to read from a single lightbulb in a lamp at your desk. In order to get the same brightness on the page from a 25 W bulb as you can from 100 W bulb, how much closer do you need to bring the lamp to your book? Assume that the light bulbs are equally efficient.
A. 1/2 the distance B. 1/8 the distance C. 1/4 the distance D. 1/16 the distance
____________ occurs at a temperature of approximately 1100 degrees F, causing all fuels within an area to simultaneously ignite
a. A backdraft b. Pyrolysis c. a flashover d. Combustion
The Carnot cycle consists of a combination of ____ and ____ processes
a. isobaric, isovolumetric b. isovolumetric, adiabatic c. isobaric, isothermal d. adiabatic, isothermal