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please explain and and break down and show work
- What is the weight in SI physics units of a 26 kg object which is not moving?
please explain and and break down and show work and separate answer for a and b and explain
2. a. If you stand next to a wall on a frictionless skateboard and push the wall with a force of 30 N, how hard does the wall push on you?
b. If your mass is 60 kg, what is your acceleration?
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- Remember to include given information, basic equations, calculations, and solutions with correct units for full credit. You are NOT to use kinematics unless otherwise stated. Black Panther (90.0 kg) is running along the ground and then must quickly slide to a stop after traveling at a speed of 15.0 m/s. Using the Work–Energy Theorem, a. Determine the coefficient of kinetic friction between his feet and the ground if he slides 24.0 m. b. How much power is done by the net force? You will need to use a kinematic equation to find time prior to completing this part.Remember to include given information, basic equations, calculations, and solutions with correct units for full credit. You are NOT to use kinematics unless otherwise stated. Captain America (100. kg) lunges vertically into the air, leaving the ground at 25.0 m/s and comes to a stop midair. a. How much work is done on him by gravity? b. Using the work–energy theorem, to what height did he reach?Pls help ASAP. Pls show all work and provide diagrams and final units of the answers.
- You want to analyze the motion of an object moving in one dimension under a non zero net force. What are some of the differences between using Newton's second law and using the Work‑Energy theorem to analyze this object's motion? Mark all that apply. A. Newton's Second Law provides a more precise way of determining the object's speed. B. By using the Work‑Energy theorem, we can determine the object's speed directly as a function of its position. C. The Work‑Energy theorem provides a more precise way of determining the object's speed. D. By using Newton's Second Law, we can determine the object's position and speed separately as a function of time.A learner with a mass of 60kg runs up a flight of stairs in 5 seconds.The height of the stairs is 300cm.a. Is work a vector or scalar quantity?b. Calculate the work done by the learner.Show Basic Equations First, before plugging in numbers. Include units in all answers. If there is more than one part, separate the work for Part (a) and the other parts clearly by labels. Draw accurate free-body as appropriate for each problem, with vectors drawn in correct directions and labeled. Box all answers.
- A box is pulled 2.0 meters along a rough surface at constant velocity using 100 N force inclined at 30° above the horizontal. a. draw all other forces acting ont eh block. b. Calculate the work done by Fa . c. What is the net work done by all forces on the box? A calculation is not needed, but explain your logic.A 15 kg block is sliding across the ground. The block starts with a speed of 20 m/s. The block stops after sliding 10 m. a) What is the acceleration of the block? b) What is the force of friction on the block? c) What is the coefficient of friction between the block and the ground? Remember to include the following when answering these questions: What did you get? (your answer with the correct units and supporting work) How did you get that? (the equation you chose to use to get your answer) Why did you use that? (the concept that supports the use of the equation that you chose to use) Edit View Insert Format Tools Table 12pt v Paragraph v в I A v T?v : I. MacBook Air 80 ODD DII DO F3 F4 F5 F6 F7 FBA block of weight w sits on a frictionless inclined plane, which makes an angle with respect to the horizontal, as shown. (Figure 1)A force of magnitude F, applied parallel to the incline, pulls the block up the plane at constant speed. Figure 0 1 of 1
- Based on the attached image... a. How much work is done on the box by person pulling? b. How much work is done on the box by the force of friction? c. What is the net work done on the box?Suppose a force of 60 N is required to stretch and hold a spring 0.1 m from its equilibrium position. a. Assuming the spring obeys Hooke's law, find the spring constant k. b. How much work is required to compress the spring 0.6 m from its equilibrium position? c. How much work is required to stretch the spring 0.2 m from its equilibrium position? d. How much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. k= (Type an integer or a decimal.) b. Set up the integral that gives the work done in compressing the spring 0.6 m from its equilibrium position. Use decreasing limits of integration. (Type exact answers.) Find the work done in compressing the spring. The work is (Type an integer or a decimal.) c. Set up the integral that gives the work done in stretching the spring 0.2 m from its equilibrium position. Use increasing limits of integration. dx (Type exact answers.) Find the work done in stretching the spring. The…A football punter wants to kick the ball so that it is in the air for 4.0 s and lands 50 m from where it was kicked. a. Skecth the path of the football showing horizontal and vertical components of velocity throught it's path on the same diagram. Label all important parameters in the diagram. b. At what angle and with what initial speed should he kick the ball? Assume the ball leaves 1.0 m above the ground. Show all work neatly. Posted Today at 8:48 pm