When released, a 100-g block slides down the path shown below, reaching the bottom with a speed of 4.0 m/s. How much work does the force of friction do? 2.0 m 4.0 m/s
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- How much work does it take to slide a box 17 meters along the ground by pulling it with a 111 N force at an angle of 30° from the horizontal? O A. 1,887 /3 joules O B. 943.5/3 joules OC. 1,887 joules 943.5 D. joules V3A force acts on a particle that moves along the X axis and varies with position according to the graph shown. if the mobile starts from the origin. a. calculate the work done by the force when it moves from position x=8m to position x= 13m. b. find the average power that force develops if it takes 0.5 seconds to reach the position x= 2mA small block of mass 200 g starts at rest at A and slides along a curved frictionless track surface to B, then slides along the horizontal surface a distance 10 m before coming to rest at C due to friction between B and C. Find its speed at B and the work done by friction along the horizontal surface from B to C. 4.0 m B -10 m-
- Q14. A 2 kg mass is projected down a rough circular track (R = 2m) as shown. The speed of the mass at point A is 4 m/s, and at point B, it is 6 m/s. How much work is done on the mass between A and B by the force of friction?A 70.0 kg skier , starting with a speed of 1.00 m/s skies down a rough 17.0 m high ski hill and then goes up and off a ramp, as shown. a. What is the work done by friction as the skier travels down the hill from the start to the bottom of the hill? b. How high will the skier rise after leaving the bottom ramp? 2 Vo=1.0 m/s H=17.0 m V2=15.0 m/sA 65.0-kg file cabinet of is sliding down a rough ramp for a distance of 5.00 m as shown. The friction force on the box is 75.0 N. During this process, what is the work done on the cabinet by the friction force, in Joule? Use g = 10.0 m/s2. Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.
- Hello, Can I please have help regarding this problem ? Thanks. Suppose that the clock on our lecture room has a minute-hand length of 10 cm.(Use a coordinate system with the origin at center of clock and +x axis along the3PM direction and the +y direction along the 12PM direction). From the 12 to 8mark, for the tip of the minute hand:a) Sketch a vector diagram labeling ri, rf, Δr, Vi, Vf, and ΔV.b) Calculate the displacement vector in unit-vector notation.c) Calculate the average velocity vector in unit-vector notation.d) Calculate the average acceleration vector in unit-vector notation.e) Calculate magnitude and direction of the average acceleration vector.f) Calculate the magnitude and direction of the total acceleration of the tip ofthe minute hand at the 6 mark.A 65.0-kg file cabinet of is sliding down a rough ramp for a distance of 5.00 m as shown. The friction force on the box is 75.0 N. During this process, what is the work done on the cabinet by the normal force, in Joule? Use g = 10.0 m/s2. Your answer needs to have 3 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.