using the fbd to set up both EF equations and use them to calculaute the coefficienct of static friction
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using the fbd to set up both EF equations and use them to calculaute the coefficienct of static friction
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- Needs Complete typed solution with 100 % accuracy.Above what speed does a 3.1-mm-diameter ball bearing in 20∘C water experience quadratic drag?A crate of mass 17.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.440, calculate the following. edi ume (a) Calculate the normal force. (Give the magnitude.) (b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 91.0 N moves the crate. (c) Calculate the normal force when the 91.0-N applied force is exerted at an angle of 32.5 above the horizontal. (Give the magnitude.) (d) Calculate the magnitude of the kinetic friction force when the 91.0-N applied force is exerted at an angle of 32.5 above the horizontal.
- The cables shown hold the 500 kg mass in equilibrium. Find FBD, Cartesian form of all force vectors, and write out equilibrium equations to solve for unknown tensions in cables.take the x-axis along the incline (say, downhill) and the y-axis perpendicular to the incline, say upwards and solve the problem again. Then write down Newton's 2nd law in the x- and y-direction again, and find the connection between FN and FG