As shown below, a 17 kg bar that is 4.1 m long is set up to rotate about its center (the yellow circle). Force B is acting 48 cm from the left end of the bar. Express each answer using appropriate mks units. A A = 36 N B = 39 N C = 33 N OA = 75° = 78° OB В
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What are the torques for A, B and C? Note:use the given information
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- In the picture of the horse and cart. Which of the following statement(s) correctly describes this situation? The weight on the cart just behind the wheels was greater than the weight of the horse. The weight on the cart behind the wheels was less than the weight of the horse. The CW torque generated by the cart just behind the wheels was greater than the CCW torque generated by the weight of the horse. The CW torque generated by the cart just behind the wheels was less than the CCW torque generated by the weight of the horse.2. Calculate the net torque (magnitude and direction) on the beam in the figure below for the given forces about (a) an axis through the point O perpendicular to the an axis through the point C perpendicular to the Answers: (a) 30N m (ccw) (b) 36 N m (ccw) page and (b) page. 30 deg 25 N 45 deg 20 deg 10 N 30 N T 2 m 2 mThe table that follows lists four pairs of initial and final angles of a wheel on a moving car. The elapsed time for each pair of angles is 2.30 s. For each of the four pairs, determine the average of the four average angular velocities
- These two are connected parts. Please help me out.A model airplane with a mass of 0.749 kg is tethered by a wire so that it flies in a circle 29.9 m in radius. The airplane engine provides a net thrust of 0.796 N perpendicular to the tethering wire. (a) Find the torque the net thrust produces about the center of the circle. _____N · m (b) Find the angular acceleration of the airplane when it is in level flight. _____rad/s2 (c) Find the linear acceleration of the airplane tangent to its flight path. _____m/s2Calculate the net torque (magnitude and direction) on the beam in the figure below about the following axes. 125 N 309 45 |2.0 m T 20° 10 N 4.0 m 30 N (a) an axis through O perpendicular to the page magnitude N. m direction Select- (b) an axis through C perpendicular to the page magnitude N- m direction Select-
- The body in the figure is pivoted at O. Three forces act on it: FA = 10N at point A, 8.0m from O; FB = 16N at point B, 4.0m from O; and FC = 19N at point C, 3.0m from O. What is the net torque about O? I am using the formulas: tauA = FArA sin thetaA = (10)(8.0) sin 1350; tauB = FBrB sin thetaB = (16)(4.0) sin 900; tauC = FCrC sin thetaC = (19)(3.0) sin 1600 So, I can find the magnitudes of the three torques (tauA, tauB, and tauC). I do not know how to determine their signs, that is, how to determine the direction of the rotation (clockwise or counterclockwise). Please explain what is the axis of rotation here, and how to determine the direction of the rotation (clockwise or counterclockwise) for this problem specifically and in general.I need help with this physics torque questionIn the overhead view of the figure, five forces of the same magnitude act on a strange merry-go-round; it is a square that can rotate about point P, at midlength along one of the edges. F1 F2 F₂ Rank the forces according to the magnitude of the torque they create about point P. If multiple forces rank equally, use the same rank for each, then exclude the intermediate ranking (i.e. if objects A, B, and C must be ranked, and A and B must both be ranked first, the ranking would be A:Greatest, B:Greatest, C:Third greatest). If all forces rank equally, rank each as 'Greatest F3 F4 75 F₁ ◆ +
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