A point mass of 5 kg is placed at x = -5 m, y = 0 m, a point mass of 10 kg is placed at x = 0 m, y = +4 m, a point mass of 3 kg is placed at x = 0 m, y = -9 m. What is the moment of inertia about the x axis in kg m2?

9) A point mass of 3 kg is placed at x = -7 m, y = 0 m, a point mass of 9 kg is placed at x = 0 m, y = +4 m, a point mass of 4 kg is placed at x = 0 m, y = -6 m. What is the moment of inertia about the x axis in kg m2?
A point mass of 3 kg is placed at x = -4 m, y = 0 m, a point mass of 9 kg is placed at x = 0 m, y = +6 m, a point mass of 7 kg is placed at x = 0 m, y = -1 m. The rotational kinetic energy about the y axis (spinning about the y axis) is 144 Joules, how fast are the masses spinning in rad/s?
10) A point mass of 4 kg is placed at x = -5 m, y = 0 m, a point mass of 7 kg is placed at x = 0 m, y = +8 m, a point mass of 5 kg is placed at x = 0 m, y = -2 m. The rotational kinetic energy about the y axis (spinning about the y axis) is 119 Joules, how fast are the masses spinning in rad/s?
A 3.00-kg mass is placed at (2.00, 3.00) m, and a 4.50-kg mass is placed at (2.00, −3.00) m. What is the moment of inertia of this system of masses about the y axis? Group of answer choices 22.5 kg·m2 67.5 kg·m2 30.0 kg·m2 15.0 kg·m2 97.5 kg·m2
A 2.00-kg mass is placed at (3.00, 4.00) m, and a 3.50-kg mass is placed at (3.00, −4.00) m. What is the moment of inertia of this system of masses about the z axis? Group of answer choices 49.5 kg·m2 22.0 kg·m2 16.5 kg·m2 88.0 kg·m2 138 kg·m2
1.A point charge of +6 micro-coulombs is placed at x = +0.21 m, y = 0 m and a point charge of -3 micro-coulombs is placed at x = 0 m, y = +0.57 m. What is the angle of the total electric field produced by both charges at the origin? In degrees measured counter-clockwise from the +x axis? 2.A point charge of +5 micro-coulombs is placed at x = +0.4 m, y = 0 m and a point charge...
QUESTION 1 A dumbell consists of two identical masses of mass M attached to a either end of a rod of length 2X and of negligible mass. If the dumbell is rotated about an axis perpendicular to the rod and passing through the middle of the rod, as shown in the diagram. What is the rotational inertia of the dumbell? Axis. -*-X ←-ㄧㄧㄨ 2Mx2 2M2x MX2 M2x QUESTION 2 Two identical uniform thin rods of length 0.542 m and mass...
A point charge of +5 micro-coulombs is placed at x = +0.38 m, y = 0 m and a point charge of -3 micro-coulombs is placed at x = 0 m, y = +0.51 m. What is the angle of the total electric field produced by both charges at the origin? In degrees measured counter-clockwise from the +x axis? please show your work
6. (BONUS) Two particles each with mass m = 0.4 kg, are fastened to each other, and to a rotation axis at 0, by the two thin rods, each of length d and mass M = 1.5 kg as shown below. The combination rotates around the rotation axis with angular speed w = 0.2 rad/s. The total moment of inertia of the system measured about O is 2.3 x 10-4 kg m?. (Hint: The moment of inertia of a thin...
Four point masses, each of mass 1.1 kg are placed at the corners of a square of side 1.6 m. A. Find the moment of inertia of this system about an axis that is perpendicular to the plane of the square and passes through one of the masses. B. If the system is set rotating about the above axis with kinetic energy of 195.0 J, what is the number of revolutions the system makes per minute