Physics, 10.12.2020 01:20 vlactawhalm29
If a book is dropped from a height of 140 m and allowed to fall freely after 7 secs, it's speed will be ?
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What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.
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Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.
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If a book is dropped from a height of 140 m and allowed to fall freely after 7 secs, it's speed will...
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