Physics, 21.10.2019 21:00 aasiarobinson998
According to newton’s third law of motion, which are equal?
momentum and velocity
collision time and stop time
mass and momentum
action force and reaction force
Answers: 3
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Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx
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Physics, 22.06.2019 12:50
Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.
Answers: 2
Physics, 22.06.2019 14:20
How many atoms of nitrogen are in the chemical formula ni(w on
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Physics, 22.06.2019 18:30
Abaseball is thrown from the outfield toward the catcher. when the ball reaches its highest point, which statement is true? (a)its velocity is not zero, but its acceleration is zero. (b) its velocity and its acceleration are both zero. (c) its velocity is perpendicular to its acceleration. (d) its acceleration depends on the angle at which the ball was thrown. (e) none of the above statements are true.
Answers: 1
According to newton’s third law of motion, which are equal?
momentum and velocity
colli...
momentum and velocity
colli...
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