Two small objects each of mass m = 0.2 kg are connected by a lightweight rod...
Two astronauts, each having a mass of 97.0 kg, are connected by a 10.0-m rope of negligible mass. They are isolated in space, moving in circles around the point halfway between them at a speed of 4.10 m/s. Treating the astronauts as particles, calculate each of the following. (a) the magnitude of the angular momentum of the system x kg. m/s (b) the rotational energy of the system X kJ By pulling on the rope, the astronauts shorten the distance...
Two astronauts, each having a mass of 82.0 kg, are connected by a 10.0-m rope of negligible mass. They are isolated in space, moving in circles around the point halfway between them at a speed of 5.10 m/s. Treating the astronauts as particles, calculate each of the following. (a) the magnitude of the angular momentum of the system kg · m2/s (b) the rotational energy of the system kJ By pulling on the rope, the astronauts shorten the distance between...
Two astronauts, each having a mass of 70.0 kg, are connected by a 9.0 m rope of negligible mass. They are isolated in space, orbiting their center of mass at speeds of 5.50 m/s. (a) Treating the astronauts as particles, calculate the magnitude of the angular momentum. (kg·m2/s) (b) Calculate the rotational energy of the system. (c) By pulling on the rope, one of the astronauts shortens the distance between them to 5.00 m. What is the new angular momentum...
ttwo astronauts, each having a mass of 88.0 kg, are connected by a 10.0-m rope of negligible mass. They are isolated in space, moving in circles around the point halfway between them at a speed of 5.60 m/s. Treating the astronauts as particles, calculate each of the following. Two astronauts are connected by a taut horizontal rope of length d. They rotate counterclockwise about a point labeled CG at the midpoint of the rope. (a) the magnitude of the angular...
Two astronauts (Fig. P11.51), each having a mass of 70.0 kg, are connected by a 9.5 m rope of negligible mass. They are isolated in space, orbiting their center of mass at speeds of 4.50 m/s. (a) Treating the astronauts as particles, calculate the magnitude of the angular momentum. kg middot m^2/s (b) Calculate the rotational energy of the system. J (c) By pulling on the rope, one of the astronauts shortens the distance between them to 5.00 m. What...
A solid disk of mass m = 9.2 kg and radius R = 0.2 m is rotating with a constant angular velocity of w = 38 rad/s. A thin rectangular rod with mass m2 = 3.7 kg and length L = 2R = 0.4 m begins at rest above the disk and is dropped on the disk where it begins to spin with the disk. 1) What is the initial angular momentum of the rod and disk system? kg-m2/s Submit...
In the instant of the figure, two particles move in an xy plane. Particle p_1 has a mass of 7.5 kg and speed of v_1=3.53 m/s, and it is at a distance d_1=6.61 m from point O. Particle P_2 has a mass of 2.10 kg and speed v_2=4.27 m/s, and it is at a distance of d_2=6.19m from point O. What is the magnitude of the net angular momentum of the two particles about O? https/ Chapter 11, Problem 029...
4] (extra credit) Two spheres A and B of mass m -2.0 kg and ma -40 kg, are connected by a light rigid rod of length- 39.0 em. The two spheres are resting on a horizontal frictionless surface when an impulse is applied to A giving it the velocity, 2.i (m/s) Va a) Determine the velocity of the center of mass of the system. b) Determine the linear momentum of the system. e) Find the angular momentum relative to the...
A system of two bodies consisting of a rod of mass m and length L, and a disk of mass M and radius R, moves in the x-y plane. The disk rotates about the axis attached to the rod at a distance b from its axis of rotation. The absolute angular velocity of the rod is 2, and the angular velocity of the disk relative to the rod is @. Determine the ratio E/Ho of the kinetic energy E of...
QUESTION 6 Two astronauts, each with a mass of 65 kg, are connected by a 11 m massless rope. Initially they are rotating around their center of mass with an angular velocity of x radis. One of the astronauts then pulls on the rope shortening the distance between the two astronauts to 1 m. If the change in the rotational kinetic energy of this system is 308.2 J. what is the angular velocity (in rad/s)? You may model each astronaut...