Auniform solid sphere of mass m and radius r rotates with an angular speed ω about an axis through its center. a uniform solid cylinder of mass m, radius r, and length 2r rotates through an axis running through the central axis of the cylinder. what must be the angular speed of the cylinder so it will have the same rotational kinetic energy as the sphere?
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Physics, 21.06.2019 19:00
An object is located 30.0 cm from a concave mirror. the focal length is 15.0 c,. what is the image distance? a. 30.0 cm b. -10 cm c. 10.0 cm d. -30.0 cm
Answers: 1
Physics, 21.06.2019 22:10
The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.
Answers: 2
Physics, 22.06.2019 09:00
When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
Answers: 2
Auniform solid sphere of mass m and radius r rotates with an angular speed ω about an axis through i...
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