1LB of ice at 20 deg f exerts its force downward. after the ice has absorbed 200 BTU's what direction will the force be exerted?
After absorbing 2000 BTU's what direction will the force be exerted?
4 answers
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huojjoj
force would be outward and downward because 1 pound of ice melts at 144 btus
after 2000 btus the 1 pound of ice would exert force evenly in all directions because its a vapor
1 answer