7. A 5-kg sphere is connected to a 10-kg sphere by a rigid rod of negligible...
011. Four particles with masses 4 kg, 6 kg, 4 kg, and 6 kg are connected by rigid rods of negligible mass as shown. The origin is centered on the mass in the lower left corner. The rectangle is 6 m wide and 5 m long. If the system rotates in the xy plane about the z axis (origin, O) with an angular speed of 5 rad/s, calculate the moment of inertia of the system about the z axis. 012. Find the...
2. (5 points) Two rigid wires are connected to the 2.0 kg sphere shown in the figure at right. The sphere revolves in a horizontal circle at constant speed. The distance between the ball and the axle to which the wires are connected is r = 0.866 m (which you could determine using geometrical arguments). 1.0 m (a) For what tangential speed will the tension be the same in both wires? (b) If the ball is rotating with the speed...
A 1.0 kg ball and a 4.0 kg ball are connected by a 3.0-m-long rigid, massless rod. The rod and balls are rotating clockwise about its center of gravity at 25 rpm. Part A What magnitude torque will bring the balls to a halt in 5.0 s?
A 1.0 kg ball and a 2.0 kg ball are connected by a 1.2-m-long rigid, massless rod. The rod is rotating cw about its center of mass at 17 rpm . What torque will bring the balls to a halt in 4.6 s ?
A 1.0 kg ball and a 2.0 kg ball are connected by a 1.1-m-long rigid, massless rod. The rod is rotating cw about its center of mass at 22 rpm . Part A What torque will bring the balls to a halt in 4.4 s ?
A metalllic sphere of mass 1 kg and radius 5 cm is welded to the end B of a thin rod AB of length 50 cm and mass 0.5 kg . find the center of the mass of the system from the end of A of the rod. and from the center of the rod. thanks
A thin rigid rod of MM = 1.6 kg and L = 3.2 m rotates at the
angular speed ω = 5 rev/s around the rotation axis which is at d =
0.1 m from the center of the mass of the rod, as shown. Note that
ICM = ML^2/12 for a thin rod.
A. Calculate the moment of inertia I of the rod for the rotation
axis.
B. What is the rotational kinetic energy of the thin rod?
rotation...
The figure shows three particles connected on a rod, of negligible mass, along the y axis. The mass system rotates on the x-axis with an angular velocity of 2.00 rad / s. (a) Calculate the moment of inertia of the mass arrangement and (b) find the rotational kinetic energy of the mass system 4.00 kg , -9.00 m 2004 -2,00 m 3,00 kg y -4.00 m
The 6-kg sphere is attached to the light rigid rod, which rotates in the horizontal plane centered at O O 0.6 m M = (0.92) N.mve Tap image to zoom Part A If the system is subjected to a couple moment M (0.9t2) N m, where t is in seconds, determine from rest. Express your answer to three significant the speed of the sphere at the instant t 5s starting figures and include the appropriate units. u= Value Units
The four particles shown below are connected by rigid rods of negligible mass where y1 = 6.60 m. The origin is at the center of the rectangle. The system rotates in the xy plane about the z axis with an angular speed of 6.40 rad/s. (a) Calculate the moment of inertia of the system about the z axis.(b) Calculate the rotational kinetic energy of the system.