Problem 2) a) b) c) In the three pictures above, the Force is F = 45 N, r is 1.2 meters, and 0 is 30°. The black dot shows the pivot point. What is the torque on each rod? Recall that counterclockwise is positive and clockwise is negative.
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In the three pictures above, the Force is F = 45 N, r is 1.2 meters, and ? is 30°. The black dot
shows the pivot point. What is the torque on each rod? Recall that counterclockwise is positive
and clockwise is negative.
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- What is the net torque about on the bar shown in (Figure 1) about the axis indicated by the dot? Suppose that = 50° and 0 = 40°. Express your answer with the appropriate units. T = μA Value Units ?A waiter holds two plates of food in one hand. His forearm has a mass of 2.8kg and the centre of mass of his forearm is located 11cm from his elbow joint. The centre of mass of the two plates is located 32cm from his elbow joint and the total mass of the two plates is 1.75kg. His bicep is attached to the bones of his forearm is 3.6cm from his elbow joint. Assume his forearm is held completely horizontal. a. What is the torque produced by the mass of the two plates? Torque = Nm b. What is the torque produced by the mass of the waiter's forearm? Torque = Nm c. What force must be exerted by the waiter's biceps muscle to ensure that the plates and forearm are motionless? =ONŷ Force =Based on the figure below, compute for the torque about point O for the force a.) F1b.) F2c.) F1 and F2 considering that the rod and both forces are in the plane of the page and the positive z direction points out of the page.
- Left Right es Down A spinning disk is rotating at a rate of 4 rad/s in the clockwise direction as shown in the figure. What is the direction of the angular velocity vector? up left right down Submit Answer Tries 0/2 e 1 If the disk is slowing down at a rate of 2 rad/s?, what is the direction of the angular acceleration vector? en nce right left down up Submit Answer Tries 0/2 Find the wheel's angular velocity after 4 s. rad/s Submit Answer Tries 0/2 Find the angle through which the wheel has turned after 4 s in radians. radians Submit Answer Tries 0/2 Find the magnitude of the velocity (speed) of a point located at r = 10 cm from the center of the wheel after 4 s. m/s onai Tries 0/2 Submit Answer vel Find the magnitude of the parallel acceleration of the point in the above part. m/s2The power of a bus engine is transmitted using the belt-and-pulley arrangement shown. The engine turns pulley A at wa = 75 rad/s clockwise. The hub at Dis rigidly connected to B and turns with it. (Figure 1) Part A Determine the angular velocity of the generator pulley B, measured clockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is clockwise and negative value if the angular velocity is counterclockwise. Πνα ΑΣφ I1 vec ? WB = rad/s Submit Request Answer Part B Determine the angular velocity of the air-conditioning pulley C, measured clockwise. Express your answer using three significant figures. Enter positive value if the angular velocity is clockwise and negative value if the angular velocity is counterclockwise. TVo AEo I vec wc = rad/s Submit Request Answer Provide Feedback Figure < 1 of 1 100 mm 25 mm D. 75 mm B 50 mm WAThe diagram above shows a force acting at an angle on the end of a bar. The force has a magnitude of 11.5N and the bar is 1.2m long. What is the magnitude of the torque about point A? Indicate the direction with a + or - sign.
- A small, 0.300-kgkg bird is flying horizontally at 3.50 m/sm/s toward a 0.750-kgkg thin bar hanging vertically from a hook at its upper end, as shown in the figure below (Figure 1). Let counterclockwise angular momentum be positive, clockwise angular momentum be negative. When the bird is far from the bar, what are the magnitude and direction (clockwise or counterclockwise) of its angular momentum about a horizontal axis perpendicular to the plane of the figure and passing through point A?hello, can you pls help me solve this as for my understanding on our topic Torque.. I can't inderstand it. pls draw a diagram and label it, use 3 decimal places and correct units so it will be easier for me to understand. Thank you a) a force acts on an A-truss (as shown on the diagram attached). Determine the value of the individual torques and the total torque about point A. our formula in solving Torque is (t = F x l ; where F is the torsional force applied, l is the level arm or the distance between the fulcrum) pls help me understand this. thank youPhysics Problem about Torque and forces. Show the location of the axis of rotation and r for each force that produces torque in the diagram. Also, check calculations, I am off by 1 degree.
- FA b b Pivot F, In the figure above, 4 forces of equal magnitude act on a uniform thin metal plate. The plate has a hinge (pivot) set up at one corner as shown. Rank the four forces in order, from the least amount of torque to the greatest amount of torque generated about the pivot point. Note: Dashed lines are merely drawing aids. F3, F2, F1, F4 F3, F1, F2, F4 F4, F3, F2, F1 F2, F1, F3, F4 F4, F3, F1, F2The 4.0 m long bar shown in the figure is fixed so that it can rotate freely around point O at the end of the bar. Three forces are applied along the bar at the positions and angles shown. Use the convention that a counter-clockwise spin is positive. Which of the following forces creates zero torque on the bar? Mark all that apply. 27 N 16 N 30 +3.0 m→ 45° - 4.0 m- 33 N The 33 N force The 16 N force The 27 N force NoneIn the figure to the right, a force F of 50 N is applied to a rod at a position 30 cm from an axis of rotation A, as shown. 30 cm a) Draw in the figure both the line of action of the force F and its lever arm. b) Fill out the table of torques below to indicate the values of the lever arm and torque for the force F. Give a sign to the torque to indicate whether it is clockwise (-) or counterclockwise (+). A F Magnitude of Force Lever Arm Torque (units?) (units?) (units?)