A 1.00-kg particle moves in the xy plane with a velocity of v = (4.60 î - 3.20 ĵ) m/s. Determine the angular momentum of the particle about the origin when its position vector is ř = (1.50 î + 2.20 j) m. k) kg · m2/s Need Help? Read It Watch It
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- HelpNE Chapter 10, Problem 062 Z Your answer is partially correct. Try again. In the figure, three 0.07 kg particles have been glued to a rod of length L = 5 cm and negligible mass and can rotate around a perpendicular axis through point O at one end. How much work is required to change the rotational rate (a) from 0 to 20.0 rad/s, (b) from 20.0 rad/s to 40.0 rad/s, and (c) from 40.0 rad/s to 60.0 rad/s? (d) What is the slope of a plot of the assembly's kinetic energy (in joules) versus the square of its rotation rate (in radians-squared per second-squared)? Axis (a) Number Units 0.0010110 (b) Number Units 0.030 (c) NumberTo.050 Units (d) Number UnitšT kg-m 2 m Click if you would like to Show Work for this question: Open Show Work emA ficle is located at position r=3î+7g+4€ par %3D 3. with respect to the origin. It has linear momentum D= -î +9Te ka ms! what is its angular momentum?
- 7.3 A 6.0-kg bowling ball with a radius of 12 cm rolls in a straight line past you at a speed of 3.0 m/s. At its point of closest approach, it is 3.0 m away from you. Say that we define our coordinate system centered on you so that the ball rolls parallel the the +y-direction and the z-direction is vertically upward. What are the components of the ball's total angular momentum about your position?= Fn NVIDIA Consider five equal mass objects all with the same non-zero kinetic energy. Unless otherwise stated assume the axis of rotation is through the center-of-mass. Assume all densities are uniform or constant. 4 Order these objects from lowest angular velocity (1) to highest angular velocity (5). A V Type here to search FH alexa ENABLED V 7 Hoop of radius R (axis perpendicular to plane of disk). Solid disk of radius R (axis perpendicular to plane of disk). Solid sphere of radius R. Rod of length 2R (axis perpendicular to rod, axis through END of rod). Rod of length 2R (axis perpendicular to rod). Alt 4 A O 15 Et 1 ال 199+) O IA JU U Le 1 Raining now PE Ctrl = ASUSDetermine the angular momentum of a 78-g particle about the origin of coordinates when the particle is at x = 4.9 m, y = -6.3 m, and it has velocity v = (3.51-80k) m/s. Find the x-component. Express your answer using two significant figures. Lx = ΜΕ ΑΣΦ Submit Request Answer ▼ Part B Find the y-component. Express your answer using two significant figures. Ly= ΜΕ ΑΣΦ Submit Request Answer Part C Find the z-component. Express your answer using two significant figures. ? kg-m²/s ? kg-m²/s
- В C P D The above diagram shows four objects, A, B, C, and D, all moving to the right in a straight line at the same constant speed. Which one of the following statements is correct about the angular momenta La, LB, Lc, and Lp of the objects, with respect to point P? O LA = LB = Lc = LD> 0 O LA > LB = Lc > Lp = 0 LA = LB = Lc = LD = 0 LA> LB > Lc> LD = 0 LA > Lc> LB > LD = 0Asap likeIf a flywheel is initially moving at an angular velocity Wi = 10 rad/s and accelerates to a final angular velocity Wf = 400 rad/s in a time of 3 seconds, calculate: a.) the angular acceleration (alpha = a) b.) the angular displacement (theta)
- a top with radius 10cm, mass 2 kg has a string around the edge and is initially at rest. assume the top can be reasonably approximated as a solid cylinder. the top is held in place as the string is pulled. the string applies a force of 10N tangential to the edge for 2s. what is the angular velocity (in radians per second) of the top after 3 seconds? what is the angular momentum of the top after the string is pulled? after the string is pulled, the top is released. it travels away from its initial position at a linear velocity of 10m/s. what is the rotational velocity (in radians per s) at this top? assume no frictionI need help with this problem. ThanksThe rectangular block shown rotates about the diagonal OA with a constant angular velocity of 5.8 rad/s. Knowing that the rotation is counterclockwise as viewed from A, determine the velocity and acceleration of point B at the instant shown. 5 in. 12 in. 15.6 in. 15.6 in. The velocity of corner Bis -( 32.123 in./s)i + ( 10.295 in./s)j - ( 13.38 in./s)k. The acceleration of corner Bis -(186.3134| in./s²)i – (| 31.0764 in. in./s²)j + o in./s2)k.