International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN: 9781305501607
Author: Andrew Pytel And Jaan Kiusalaas
Publisher: CENGAGE L
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Chapter 10, Problem 10.48P
To determine
The smallest value of parameter
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Parvinbhai
1- Determine
equilibrium
the angle 9 for
and investigate the
stability of the mechanism in this
position. The spring has a
stiffness of k = 1.5 kN/m and is
unstretched when 8 = 90°. The
block A has a mass of 40 kg as
shown in Fig.1. Neglect the mass
of the links.
quin
450 mm
The weight of the uniform bar AB is W. The stiffness of the ideal spring attached to B is k and the spring is unstreched when theta= 80 degree.if W=kL the bar has three equilibrium position in the range of 0
Chapter 10 Solutions
International Edition---engineering Mechanics: Statics, 4th Edition
Ch. 10 - Determine the number of DOF for each of the...Ch. 10 - The uniform bar of weight W is held in equilibrium...Ch. 10 - Bars AB and AC of the mechanism are homogenous...Ch. 10 - The weight of each homogeneous bar of the linkage...Ch. 10 - The 1800-kg boat is suspended from two parallel...Ch. 10 - The 2.4-kg lamp, with center of gravity located at...Ch. 10 - The linkage is made of two homogenous bars of...Ch. 10 - For the frame shown, find the horizontal component...Ch. 10 - The four-bar linkage supports the homogeneous box...Ch. 10 - Prob. 10.10P
Ch. 10 - Determine the ratio P/Q of the forces that are...Ch. 10 - Find the vertical force P that will hold the...Ch. 10 - The linkage of the braking system consists of the...Ch. 10 - The automatic drilling robot must sustain a thrust...Ch. 10 - Determine the couple C for which the mechanism...Ch. 10 - The scissors jack is used to elevate the weight W....Ch. 10 - Prob. 10.17PCh. 10 - Calculate the torque C0 that must be applied to...Ch. 10 - Determine the force F and the angle a required to...Ch. 10 - Locate the instant center of rotation of bar AB...Ch. 10 - Prob. 10.21PCh. 10 - Determine the force P that will keep the mechanism...Ch. 10 - Prob. 10.23PCh. 10 - Prob. 10.24PCh. 10 - Prob. 10.25PCh. 10 - Determine the ratio P/Q for which the linkage will...Ch. 10 - Prob. 10.27PCh. 10 - Prob. 10.28PCh. 10 - If the input force to the compound lever is P = 30...Ch. 10 - Determine the roller reaction at F due to the...Ch. 10 - Prob. 10.31PCh. 10 - Prob. 10.32PCh. 10 - Prob. 10.33PCh. 10 - Prob. 10.34PCh. 10 - Prob. 10.35PCh. 10 - For the pliers shown, determine the relationship...Ch. 10 - When activated by the force P, the gripper cm a...Ch. 10 - Prob. 10.38PCh. 10 - The hinge is of the type used on some automobiles,...Ch. 10 - The spring attached to the sliding collar is...Ch. 10 - The weight W is suspended from end B of the...Ch. 10 - The uniform bar of weight W and length L = 1.8R...Ch. 10 - A slender homogeneous bar is bent into a right...Ch. 10 - The body shown is a composite of a hemisphere and...Ch. 10 - Prob. 10.45PCh. 10 - The uniform bar AB of weight W and length L is...Ch. 10 - Uniform rods of weights W1 and W2 are welded to...Ch. 10 - Prob. 10.48PCh. 10 - The semi-cylinder of radius r is placed on a...Ch. 10 - Prob. 10.50PCh. 10 - The spring attached to the homogenous bar of...Ch. 10 - The spring is connected to a rope that passes over...Ch. 10 - Find the equilibrium positions of the 30-lb...Ch. 10 - The mechanism of negligible weight supports the...Ch. 10 - Solve Prob. 10.54 assuming that A and B are...Ch. 10 - The stiffness of the ideal spring that is...Ch. 10 - Find the stable equilibrium position of the system...Ch. 10 - The uniform bar AB of weight W = kL is in...Ch. 10 - The weight of the uniform bar AB is W. The...Ch. 10 - The weightless bars AB and CE, together with the...Ch. 10 - Prob. 10.61PCh. 10 - The bar ABC is supported by three identical, ideal...
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- The weightless bars AB and CE, together with the 5-lb weight BE, form a parallelogram linkage. The ideal spring attached to D has a free length of 2 in. and a stiffness of 7.5 lb/in. Find the two equilibrium positions that are in the range 0/2, and determine their stability. Neglect the weight of slider F.arrow_forwardThe spring attached to the sliding collar is capable of carrying tension and compression. The spring has a stiffness k = 1.5 lb/in., and its free length is 1.5L. If the System is known to be in equilibrium in the position =30, determine the weight W of the slider.arrow_forwardFind the stable equilibrium position of the system described in Prob. 10.56 if m = 2.06 kg.arrow_forward
- The uniform link shown has a mass of 10 kg. If the spring is unstretched when θ = 0°, determine the angle θ for equilibrium and investigate the stability at the equilibrium position.arrow_forwardI Draw the free-body diagrams and write the differential equations of motion for the two masses in terms of x₁ and .x2. b. Find x₁, and X20, the constant displacements of the masses caused by the gravita- tional forces when fa(t) = 0 and when the system is in static equilibrium. K₁ Rewrite the system equations in terms of z₁ and 22, the relative displacements of the masses with respect to the static-equilibrium positions found in part (b). K₂ ele M₂ fa(1) M₁ IIL B Figure P2.15 111 ele /// K M₁ 000 M₂ K ( 000 K fa(1) Figure P2.16 2.16. Repeat all three parts of Problem 2.15 for the system shown in Figure P2.16. Each of the three springs has the same spring constant K.arrow_forwardPlease find the question attached.arrow_forward
- A rigid rod is constrained between points A and B, as shown. A Spring CD has stiffness 1.5 N/mm and an unstretched length of 400mm. Assuming no friction between the collar and rod. Determine: a The weight of the collar W that produces the equilibrium configuration shown and, b The reaction between the collar and rod AB. X 400 mm B 600 mm C w Z A www 400 mm 400 mm 700 mm yarrow_forwardMasses M1 and M2 are held on the frictionless inclined plane by a rigid inextensible bar of length l as shown in diagram find the angle θ under equilibrium condition in terms of M1, M2 and θ1arrow_forwardFor the system to be in equilibrium CHoices: M1L1=M2L2 R1=R2 M1R1=M2R2 M1=M2 R1L1=R2L2 Show solutionarrow_forward
- Problem Statement Based on Problem 6-11 from the textbook. The spring has an unstretched length of L. Determine the mass m of each uniform bar if 0 = 30 degrees for equilibrium. L.28m x= 2.9m K= 145 N/m A C 6 0 Barrow_forwardThe piston C moves vertically between the two smooth walls. If the spring has a stiffness of k = 12 lb/in, and is unstretched when θ = 0°, determine the couple M that must be applied to AB to hold the mechanism in equilibrium when θ = 20°. PLEASE ANSWER CORRECTLY TYPEarrow_forward- The unifom bar OC of lmgth L md mass (m) pivots freely about a horizontal axis through O. If the spring of modulusk is unstretched when C is coincident with A, detennine the tension T roquired to hold the bar in the position shown. The diameter of the small pulley at D| is negligible. L/2 L/2arrow_forward
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