Physics, 06.08.2019 21:30 gizmo50245
Ahorizontal circular platform rotates counterclockwise about its axis at the rate of 0.841 rad/s.0.841 rad/s. you, with a mass of 72.1 kg,72.1 kg, walk clockwise around the platform along its edge at the speed of 1.17 m/s1.17 m/s with respect to the platform. your 20.3 kg20.3 kg poodle also walks clockwise around the platform, but along a circle at half the platform's radius and at half your linear speed with respect to the platform. your 18.5 kg18.5 kg mutt, on the other hand, sits still on the platform at a position that is 3/4 of the platform's radius from the center. model the platform as a uniform disk with mass 92.5 kg92.5 kg and radius 1.87 m.1.87 m. calculate the total angular momentum of the system.
Answers: 3
Physics, 21.06.2019 13:30
Anton created a chart listing different types of materials.which best complete the chart? (a)x: copper y: glass(b)x: rubber y: copper(c)x: paper y: silicon(d)x: silicon y: glass
Answers: 1
Physics, 22.06.2019 06:30
At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid
Answers: 1
Physics, 22.06.2019 10:30
The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
Answers: 1
Physics, 22.06.2019 10:30
The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
Ahorizontal circular platform rotates counterclockwise about its axis at the rate of 0.841 rad/s.0.8...
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