What is the magnitude of angular momentum (in 106 kg.m²/s) of the F-16 at time = 2 s. Assume the mass of the F-16 to be 15,000 kg and the pitch moment of inertia about the center of mass to be 275,000 kg.m?.
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- A uniform, thin, spherical shell of radius, R, and mass, m, is rolling without slipping or sliding on a level surface. If the center-of-mass velocity of the ball is vCM what is the total kinetic energy of the 2 MR? ball? Hint: cm,shell VCM IR Contact Point O a. 1my? ,2 ст 2 b. 7 mv2 10 ст С. ту2 ст d. 5 ,2 -mv ст 3 е. mv2 4A basketball hits the outer rim of the hoop with a force of 2.5 lb at an angle of 75∘ from the horizontal before going in. The distance between the outer rim of the hoop and the backboard (point A) is 18 in. What is the moment/Torque created at the backboard (moment/Torque about A due to force of basketball) in units of in lb?4. An point-like object of mass m travels with speed vo towards the right, as seen in the figure below. It collides completely inelastically with the end of a uniform rigid rod of length L and mass M, which is hangs vertically from (and free to rotate around) a pivot point on the ceiling. m Vo M, L (a) What is the angular speed of the objects immediately after the col- lision? (b) Suppose the angular displacement of the objects from the pivot is small post-collision, what's the period of the pendulum?
- NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. A system consists of three identical 15.32-lb particles A, B, and C. The velocities of the particles are, respectively, VA = VAJ, VB=vgi, and vc vck. The angular momentum of the system about O expressed in ft-lb-s is Ho = -1.2k. A 2 ft 2 ft B The velocity of particle A is ( The velocity of particle B is ( The velocity of particle Cis 1 ft VB 3 ft Determine the velocities of the particles. (You must provide an answer before moving to the next part.) ft/s)j. 0.59 ft/s)i. 4 ft ft/s)k.Compute the combined moment of the two 80-lb forces about (a) point O and (b) point A. The moment is positive if counterclockwise, negative if clockwise. Assume a = 5.0 in., b=2.7 in., F-80 lb. y 1 F Answers: (a) Mo i (b) MA-i Ib-in. lb-in.A basketball hits the outer rim of the hoop with a force of 2.5 lb at an angle of 75∘ from the horizontal before going in. The distance between the outer rim of the hoop and the backboard (point A) is 18 in. What is the moment/Torque created at the backboard (moment/Torque about A due to force of basketball) in units of in lb? Find Fx and FY and their direction of positive or negative (using the right hand rule)
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