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A: Split all vectors in their vector components .. Then , equates vectors of both x and y axis .
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Q: Find the magnitude of the friction force when e = 20° and P = 600 N. 1.2 kN Hs = 0.35 Hk = 0.25 O…
A: Draw the free-body diagram of the block.
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- A 422 N was applied to a 273 kg block, find the normal force if the angle 0 = 66.1 degrees. F Select one: Oa 2849.0997 N Ob. 2507.1603 N Oc. 2292.3148 N Od 2678.1300 NSAQ 1 1.2 m D C 80 kN m An 80-kn.m couple shown in the plate is caused by a pair of parallel forces of magnitude F (not shown). 1.6 m Determine: a) the smallest possible value of F, and b) the value of F if the forces act at points A and C and are parallel to the dashed line shown at A. A В 60°The forces are in static equilibrium. The 140 lb force is directed along the x-axis and the 300 lb force is directed along the negative z- axis. Determine the magnitude of the unknown force, R. Z X R Ox лог 140lb A (-50, 80, 160) lb By 300 lb у
- 40 4N 65° 6N B (a) Calculate the x- and y- componeni of force A. (b) Calculate the x- and y- component of force B. (c) Calculate the x- and y- component of the total force A+B. (d) What is the magnitude of the total force | A+B|? (e) What is the angle between the total force and the +x axis?16. ao The drawing shows a rectangular piece of wood. The forces applied to corners B and D have the same magnitude of 12 N and are directed parallel to the long and short sides of the rectangle. The long side of the rectangle is twice as long as the short side. An axis of ro- tation is shown perpendicular to the plane of the rectangle at its center. A third force (not shown in the drawing) is applied to cor- ner A, directed along the short side of the rectangle (either toward B or away from B), such that the piece of wood is at equilib- rium. Find the magnitude and direction of the force applied to corner A. A D Axis Problem 16At what angle ở must the 800-lb force be applied in order that the resultant R of the two forces have a magnitude of 2000 Ib? For this condition, determine the angle B between R and the vertical. 1400 Ib 800 lb
- A student's head is bent over her physics book. The head weighs P = 25.6 N and is supported by the muscle force Fm exerted by the neck extensor muscles and by the contact force Fc exerted at the atlantooccipital joint. Given that the magnitude of Fm is 60.0 N and is directed 35.0° below the horizontal. PN Find the magnitude of the contact force F. . |NFind the resultant of force Y 390 Ib MATHalino.com 12 30 1 1 300 lb 722 Ib Figure P-265PROBLEM 02 Find the angle between two vector forces whose maanitudes are F and 3F and the magnitude of whose resultant 19 3F.
- ( 45 a M > 1:0Y HW1.pdf > Chapter 1 HW1 Exercises 1. A force P = 800 N is shown in Fig. a. Find the y-component of P with respect to x and y axis. b. Find the y'-component of P with respect to x' and y' axis. c. Find the y-component of P with respect to x' and y axis. d. Find the y'-component of P with respect to x and y' axis. P = 800 N X' 2. A block is resting on an incline of slope 5:12 as shown in Fig. It is subjected to a force F = 500 N on a slope of 3:4. Determine the components of F parallel and perpendicular to the incline. F = 500 NTwo horizontal forces F= 70NÎ + 20NĴ and F= -30NÎ + 40Nj, are pulled a 12 body that is stuck in a field. The forces pull the body producing the vector forces shown in the figure. Find the direction and magnitude of the horizontal component of a third force on the body that will make the vector sum of forces on the body equal to zero.Assuming that force in the boom AC is directed along the boom, find tension force in cable BC and the force in the boom AC. B 200 lb 55° 60° 15° 30° 300 lb А