The force R is the resultant of the forces and P2 if R = 40 kN and P3 = 20 kN. %3D 300 300 R 30° P2 009
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the force r is the resultant of the forces p1 p2 , and p3 acting on the rectangular plate. find p1 and p2 if r = 40 kn and p3 = 20 kn
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- A 14.0 m uniform ladder weighing 480 N rests against a frictionless wall. The ladder makes a 55.0°-angle with the horizontal. (a) Find the horizontal and vertical forces (in N) the ground exerts on the base of the ladder when an 850-N firefighter has climbed 4.10 m along the ladder from the bottom. horizontal force magnitude 342.35 direction vertical force magnitude direction towards the wall up m N ✪ N (b) If the ladder is just on the verge of slipping when the firefighter is 9.10 m from the bottom, what is the coefficient of static friction between ladder and ground? (c) What If? If oil is spilled on the ground, causing the coefficient of static friction to drop to half the value found in part (b), what is the maximum distance (in m) the firefighter can climb along the ladder from the bottom before the ladder slips?Determine the resultant force magnitude, direction, and its angle from the x-axis for force components F1 & F2, components F2 & F3, and components F3 & F4. NOTE: must be solved using the parallelogram method, not the rectangularIf Fc = 700 N and FB = 560 N, determine the magnitude of the resultant force FR acting on the flag pole. 2 m B 6 m 3 m. 2 m FB 1₁. C Fc 3 m
- I need help with this problem pleaseA 2.0-m-long rod has a density in kilograms per meter A = a + bx ,where a = 1.0 kg/m, b = 1.0 k9/m², and x is the distance from the left end of the rod. The rod rests horizontally with each end supported by a scale. The force exerted by the left scales is 39.2 N 22.9 N 16.3 N 4.0 N 32.6 NA taho vendor carries a 1.5 m long light plank over his shoulder. At the ends of the plank are two buckets weighing 40 N and 60 N respectively. (a) Find the value of force F exerted by his shoulder. Neglect the weight of the plank. ( b) Where should he support the plank for it to be balanced horizontally
- An 88 kg person stands on a uniform ladder 4.0 m long, that weighs 100 N, as shown in the figure(Figure 1). The floor is rough; hence, it exerts both a normal force, f1, and a frictional force, f2, on the ladder. The wall, on the other hand, is frictionless; it exerts only a normal force, f3. Figure f₁ mg f3 a-3.8 m 1 of 1 Part A Using the dimensions given in the figure, find the forces exerted on the ladder when the person is halfway up the ladder. Express your answers using two significant figures separated by commas. fi, f2, f3 962.4,157.17,157.17 Submit ΓΨΠ ΑΣΦ Part B Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining f1, f2, f3 = w Find the forces exerted on the ladder when the person is three-fourths of the way up the ladder. Express your answers using two significant figures separated by commas. VE ΑΣΦ kN ≈ ? kNA bag of cement whose weight is Eg hangs in equilibrium from three wires as shown in Figure. Two of the wires make angles 01 and 02 with the horizontal. Assuming the system is in equilibrium. What is the tension in the left-hand wire? Fg cos 02 a) T1 sin(8,+82) Fg sin 02 sin(e,+82) b) T1 2Fg cos 02 c) T1 sin(e,+02) 2Fg sin 82 d) T = cos(e,+02) 3Fg sin 02 e) T1 cos(e,+02) CEMENTWhat is the horizontal component of the force F that the wall exerts on the plank? Q 1900 N O −1100 N O1400 N O −3600 N