Physics, 24.04.2020 17:06 deaishaajennings123
A horizontal platform in the shape of a circular disk rotates on a frictionless bearing about a vertical axle through the center of the disk. The platform has a radius of 1.27 m and a rotational inertia of 213 kg·m2 about the axis of rotation. A 53.5 kg student walks slowly from the rim of the platform toward the center. If the angular speed of the system is 1.88 rad/s when the student starts at the rim, what is the angular speed when she is 0.296 m from the center?
Answers: 1
Physics, 22.06.2019 03:00, trinitieu66
Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.
Answers: 2
Physics, 22.06.2019 14:30, samone26
Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates
Answers: 3
Physics, 22.06.2019 19:30, cocoabean1981
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 2
Physics, 23.06.2019 03:30, Carlyalexis77301
First to answer will be the brainliest i need the answer asap
Answers: 2
A horizontal platform in the shape of a circular disk rotates on a frictionless bearing about a vert...
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