120 Rigid Bodies: Equivalent Systems of Forces 3.74 Two parallel 40-N forces are applied to a lever as shown. Deter- mine the moment of the couple formed by the two forces (a) by resolving each force into horizontal and vertical components and adding the moments of the two resulting couples, (b) by using the perpendicular distance between the two forces, (e) by summing the moments of the two forces about point A. 20 40 N The tw hafts of a sneed.reducer unit are suhiected to couples mag -15 ID ad M It, respectiv y. Ppace couples with ale uivalent couple, specif ats mag- .ude and the dire 40 N 270 mm its axis. 55° 390 mm A O

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A: Given data  Weight of crate = W The force from the cable on the boom = 5 kN  To determine  Moment…

Q: a) Determine the sum of the moments of the three forces - About A - About B

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Q: Determine the moments about points A and B Part B.) Determine the force couple system at points A,…

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Q: 10 in. 4 15 in. 16 lb B 40 lb D 15 in E 40 lb 10 in. 16 lb 10 in. Q.2) Two pairs of coupling forces…

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Q: F = 72 lb (on the figure) Determine the magnitude of the resultant couple moment of the two couples…

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Q: 1- Determine and locate the resultant R of the three forces and one couple acting on the beam about…

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Q: For the force system acting upon the frame shown, determine the magnitude and sense of the resultant…

A: Data given - Forces of 2500 lb acted on point B and 1200 lb on point E

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Q: a) Determine the sum of the moments of the three forces - About A - About B

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Q: Knowing that 0 = 32° and Mc = 290 ft·lb, reduce the force-couple system shown to an equivalent force…

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Q: Q.1) The tension within the rope, connected from point B to point H, has a magnitude of 400 lb. a.…

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Q: Practice Problem 2.4.9: The magnitude of the force Pis 50 kN. Determine the moment of P about (a)…

A: a) Moment about point A        MA=Psin254+Pcos254=50sin254+50cos254=265.78 kN.m

Q: A 400-N furce P is applied at Point A of the bell crank slown. (u) Compute the moment of the force P…

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Q: Two 80-N forces are applied as shown to the corners B and D of a rectangular plate. (a) Determine…

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Q: The flanged steel cantilever beam with riveted bracket is subjected the couple and two forces shown.…

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Q: Determine whether the force-and-couple system shown can be reduced to a single equivalent force R.…

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Q: Replace the two couples shown by a single equivalent couple

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Q: Three external forces act on the beam AD as shown.  Determine the distance from point A to the line…

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Q: 5. If the two forces are to be replaced by a force-couple system acting pt. O, what would be the…

A: From Figure F1 = 75N and x1 = 0.270 m F2 = 37N and x2 = 0.360 m To find: The moment ie the couple at…

Q: 50 N 7. 2m y 70 N 12.0m Fig.(2) 3,m 260 N 4,0m 2 3.0m -3 m a) Determine the resultant of the three…

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Q: The force-couple system shown acts on a trapezoidal plate. a. Determine the value of M1 if the…

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Q: the conditions under which a given system of forces can be reduced to force (Check all that apply)

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Q: Replace the assigned forces by a single force R at the rotation axis O. Determine: (a) the…

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Q: Knowing that = 36° and Mc = 350 ft-lb, reduce the force-couple system shown to an equiva force and…

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Q: Two parallel 40-N forces are applied to a lever as shown. Determine the moment of the couple formed…

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Q: The flanged steel cantilever beam with riveted bracket is subjected to the couple and two forces…

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Q: 150

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Q: 4. The force system shown consists of the couple C and four forces. If the resultant of this system…

A: Answers, P=921.875 lb Q=1178.125 lb C=770.3125 lb-ft

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A: Given data: Vertically downward force at point (B) = 400 N Need to determine the equivalent force…