6) At one instant, force F 4.0j N acts on a 0.25 kg object that has...
At one instant, force F 4.7i N acts on a 0.374 kg object that has position vector (7.80-7.80f) m and velocity vector V - (-1.11+1.11K) m/s. About the origin and in unit- vector notation, what are (a) the object's angular momentum and (b) the torque acting on the object?
14. At a certain instant, a partide-like object is acted on by a force F=8.0i+4.0j-2.0k (in N) while the object has a velocity given by V=4.0i-2.0k (in m/s). What is the instantaneous power at which this force does work on the object. A.28W B.40W C.36W D.32W E.24W
At a particular stant, a 1.0 kg particle's position is r answers in vector form.) (6.01 4.0 + 2.0k) m, its velocity s v = ( 1.01+ 4.0j +10k m/s, and the orce on t is F- 1 2.0i-16 N Express your a) What is the angular momentum (in kg - m2/s) of the particle about the origin? kg·m2/s (b) What is the torque (in N m) on the particle about the origin? (c) What is the time rate of...
Current Attempt in Progress At the instant of the figure, a 5.60 kg particle Phas a position vector 7 of magnitude 8.20 m and angle 8; - 47.0% and a velocity vector 7 of magnitude 1.30 m/s and angle - 32.0°. Force F. of magnitude 8.60 N and angle 0, -32.0° acts on P. All three vectors lie in the xy plane. About the origin, what are the magnitude of (a) the angular momentum of the particle and (b) the...
At the instant of the figure, a 4.10 kg particle P has a position vector r of magnitude 9.10 m and angle θ1 = 44.0° and a velocity vector v of magnitude 4.60 m/s and angle θ2= 33.0°. Force F,of magnitude 5.30 N and angle θ3 = 33.0° acts on P. All three vectors lie in the xy plane. About the origin, what are the magnitude of (a) the angular momentum of the particle and (b) the torque acting on...
At the instant the displacement of a 2.00 kg object relative to the origin is d→ = (2.00 m) î + (4.00 m) ĵ - (3.00 m) k̂ , its velocity is v→ = - (5.26 m/s) î + (2.99 m/s) ĵ + (2.37 m/s) k̂ and it is subject to a force F→ = (1.20 N) î - (3.42 N) ĵ + (8.57 N) k̂ . Find the acceleration of the object ((a), (b) and (c) for î ,...
1) Force F =(-8.00 N){+(6.00 N) j acts on a particle with position vector r = (3.00 m)i +(4.00 m)j. What are (a) the torque on the particle about the origin, in unit-vector notation, and (b) the angle between the directions of r and F?
At the instant the displacement of a 4 kg object relative to the origin is d= (-7.00i + 2.00j - 1.00k) m its velocity is v = (3.00i + 4.00j + 1.00k) m/s and it is subject to a force F = (-2.00i -2.00j + 7.00k) N. What is the magnitude of the angular momentum of the object about the origin?
A force F = 61 N i acts on an object at a point (x0, y0) = (6.2 m, 4.7 m) as shown in the figure. What is the magnitude of the torque generated by this force about the origin? What is the magnitude of the torque generated by this force about the point (x, y) = (2.9 m, 1.6 m)? Suppose the object is free to rotate about the z axis. If the object has a moment of inertia...
At the instant of the figure, a 7.90 kg particle P has a position vectorr→of magnitude 5.20 m and angleθ1 = 44.0° and a velocity vectorv→of magnitude 5.10 m/s and angle θ2 = 29.0°. ForceF→, of magnitude 6.60 N and angle θ3 = 29.0° acts onP. All three vectors lie in the xy plane. About the origin, what are the magnitude of (a) the angular momentum of the particle and (b) the torque acting on the particle?