Physics, 20.01.2020 23:31 Britney8394
Aparticle on a spring moves in simple harmonic motion along the x axis between turning points x1 = 100 cm and x2 = 140 cm. at which is the following positions does the particle have maximum speed? (a) 100 cm (b) 110 cm (c) 120 cm (d) some other position (e) the same greatest value occurs at multiple points.
Answers: 3
Physics, 21.06.2019 23:20, stormserena
The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.
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If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.
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The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Aparticle on a spring moves in simple harmonic motion along the x axis between turning points x1 = 1...
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