A 8.6 kg brick moves along an x axis. Its acceleration as a function of its position is shown in the figure. What is the net work performed on the brick by the force causing the acceleration as the brick moves from x = 0 to x = 3.2 m? Number 20 10 4 * (m) 6 8 Units J
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- Rory carries a 150-N suitcase up three flights of stairs (a height of 3.5 m) and then drag it along the floor with a horizontal force of 40.0 N at a constant speed of 0.50 m/s through a distance of 5.0 meters. How much work does Rory do on his suitcase during this entire motion? 525 J 725J 200J 5,145 JA student is pulling her wagon along a flat level ground with a 50.0N force 30 degrees above the horizontal. This applied force is against a horizontal frictional force of 30.0 N. If the student travels 8.00 meters east, what is the net work is done on the wagon? 1. 160 J 2. 346 J 3. 586 J 4. 106 JIn the arrangement of the first figure, we gradually pull the block from x = 0 to x = +3.0 cm, where it is stationary. The second figure gives the work that our force does on the block. The scale of the figure's vertical axis is set by Ws = 1.0 J. We then pull the block out to x = +6.0 cm and release it from rest. How much work does the spring do on the block when the block moves from xi = +6.0 cm to (a) x = +4.0 cm, (b) x = -1.0 cm, and (c) x = -6.0 cm?
- A lawn mower tractor pulls a large and heavy sled during a pulling game at a county fair. The force during the pull is monitored and recorded by instruments. The figure shows the force as a function of displacement. F (KN) 12 11 10 9 8 7 6 5 4 3 2 1 0 6 7 8 9 10 11 12 x (m) What was the total amount of work done by the tractor? 74.5 kJ 0 1 2 3 4 5 Incorrect. What was the average power of the tractor, if the pull lasted for 7.90 seconds? 9.43 W Incorrect.In the figure, a constant force F a of magnitude 84.0 N is applied to a 3.0 kg shoe box at angle = 57.0°, causing the box to move up a frictionless ramp at constant speed. How much work is done on the box by F awhen the box has moved through vertical distance h = 0.35 m? Number i UnitsThe figure shows a block of mass 10 Kg. Determine what work will be done by the force F that will lift said block with constant speed to a height of 18 m. µ = 0.3 a. 2931 J b. 4870 J c. 61 J d. 37 J e. 1262 J
- helpM PAMP7 ** F20 A student pulls a crate of mass M up the inclined surface the distance d. The surface rises 0 degrees above the horizontal, as shown in the figure How much work does gravity do on the crate? Please use the following values: M = 11.9 kg, 0 = 26.9°, d = 5.88 m, g 9.80 m/s (PAMP716F20) a) 0612 J b) О310J c) O-612 J d) 0 686 J e) O-310 JA 5.0 kg block moves in a straight line on a horizontal frictionless surface under the influence of a force that varies with position as shown in the figure. The scale of the figure's vertical axis is set by F = 6.00 N. How much work is done by the force as the block moves from the origin to x = 8.0 m? %3D F, 2 4 6 8 Position (m) Number i Units Force (N)
- The following graphs give information about a force being applied to move an object. 1. Which force does the most amount of work? 2. Which force does the least amount of work? 5.0 5.0 4.0 4.0 3.0 F1 (N) F3 3.0 2.0 (N) 1.0 1.0 2 3 4 5 6 7 8 1 2 3 4 5 6 7 89 x (m) x (m) 5.0 5.0 4.0 4.0 3.0 F4 3.0 F2 (N) (N) 2.0 2.0 1.0 1.0 2 3 4 5 6 7 8 9 5 6 7 8 9 4 x (m) x (m)please help.PDF Answer in units of J 007 10.0 points A cheerleader lifts his 68 kg partner straight up off the ground a distance of 0.72 m before releasing her. Assume the partner's velocity is zero at the beginning and the end of the lift. The acceleration of gravity is 9.8 m/s². If he does this 22 times, how much work has he done? Answer in units of J. panor 008 (part 1 of 2) 10.0 points