Physics, 15.12.2021 09:40 Greekfreak
Wheel A has three times the moment of inertia about its axis of rotation as wheel B. Wheel B's angular speed is four times that of wheel A. If KA and KB are the rotational kinetic energies of the wheels, what is KA/KB?
Answers: 2
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An artificial satellite circles the earth in a circular orbit at a location where the acceleration due to gravity is 6.03 m/s^2. determine the orbital period of the satellite.
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One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form
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Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?
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Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
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Wheel A has three times the moment of inertia about its axis of rotation as wheel B. Wheel B's angul...
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