PEARSON ETEXT ENGINEERING MECH & STATS
15th Edition
ISBN: 9780137514724
Author: HIBBELER
Publisher: PEARSON
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Chapter 11, Problem 18P
To determine
The angle
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The 9.2-kg uniform rod is pinned at end A. If it is also subjected to a couple moment of 50 N⋅m. The spring is unstretched when θ = 0, and has a stiffness of k = 60 N/m.
A) Determine the smallest angle θ for equilibrium. θ= ?
The 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°.
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Both pulleys are fixed to the shaft and as the shaft turns with constant angular velocity(still equilibrium), the power of pulley A is transmitted to pulley B. Determine the horizontal tension (force T)in the belt on pulley B and the x, y, z components of reaction at the journal bearing C and thrust bearing D if ?= 0°. The bearings are in proper alignment and exert only force reactions on the shaft
Chapter 11 Solutions
PEARSON ETEXT ENGINEERING MECH & STATS
Ch. 11 - Determine the required magnitude of force P to...Ch. 11 - Determine the magnitude of force P required to...Ch. 11 - The linkage is subjected to a force P = 2 kN....Ch. 11 - Prob. 4FPCh. 11 - Determine the angle where the 50-kg bar is in...Ch. 11 - Prob. 6FPCh. 11 - The scissors jack supports a load P. Determine the...Ch. 11 - When = 20, the 50-lb uniform block compresses the...Ch. 11 - Prob. 8PCh. 11 - The thin rod of weight W rests against the smooth...
Ch. 11 - If each of the three links of the mechanism have a...Ch. 11 - Prob. 18PCh. 11 - The Nuremberg scissors is subjected to a...Ch. 11 - The potential energy of a one-degree-of-freedom...Ch. 11 - Prob. 27PCh. 11 - Prob. 28PCh. 11 - Prob. 29PCh. 11 - Prob. 30PCh. 11 - Prob. 31PCh. 11 - Prob. 32PCh. 11 - The uniform bar has a mass of 80 Kg. Determine the...Ch. 11 - Prob. 39PCh. 11 - The uniform rod has a mass of 100 kg. If the...Ch. 11 - Prob. 42PCh. 11 - The buck has a mass of 20 Mg and a mass center at...Ch. 11 - Prob. 45PCh. 11 - Prob. 1RPCh. 11 - Prob. 2RPCh. 11 - Prob. 4RPCh. 11 - Prob. 5RPCh. 11 - The uniform bar AB weighs 100 lb. If both spring...Ch. 11 - The spring attached to the mechanism has an...
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- Spring CD remains in the horizontal position at all times due to the roller at D. If the spring is unstretched when 0 = 0° and the stiffness is k = 1.5 kN/m, determine the smallest angle for equilibrium and the horizontal and vertical components of reaction at pin А. 0.45 m 0.6 m B F= 300 N Aarrow_forward1. The cord AB has a length of 5 m and is attached to the end B of the spring having a stiffness k = 10 N/m. The other end of the spring is attached to a roller C so that the spring remains horizontal as it stretches. If a 10 N weight is suspended from B, determine the necessary un-stretched length of the spring, so that = 40° for equilibrium. 5 m 5 m 5 m- www k = 10 N/marrow_forwardBoth pulleys are fixed to the shaft and as the shaft turns with constant angular velocity, the power of pulley A is transmitted to pulley B. Determine the horizontal tension T in the belt on pulley B and the x, y, z components ofreaction at the journal bearing C and thrust bearing D if θ = 0°. The bearings are in proper alignment and exert only force reactions on the shaft.arrow_forward
- Q-3: The rod supports a cylinder of mass 160 kg and is pinned at its end B. If it is also subjected to couple moment of 880 Nm, determine the angle 0 for equilibrium and the final length of the spring. The spring has an unstretched length of 1.3 m when the rod is at horizontal position, and a stiffness of k = 750 N/m. 880 Nm 1.3m k = 750 N/m 10 1.5 m B 1.5 m Aarrow_forwardDetermine the tension in each cable necessary for equilibrium of the massless pipe supporting 800 N/m uniform load over a distance of 3 m if the support at A is ball- and-socket. Note that the structure is symmetrical about the x-z plane. X 1.5 m 800 N/m 3 m B 1 m 1.5 m -1.5m1m Z 1.5 m 3 marrow_forwardQ3: The 500-1b cylinder is supported by three chains as shown. Determine the force in each chain for equilibrium. Z 135⁰ 90° 1 ft 41359 B 18 ft 500 lb yarrow_forward
- R5-6. A vertical force of 400 N acts on the crankshaft. Determine the horizontal equilibrium force P that must be applied to the handle and the x, y, z components of reaction at the journal bearing A and thrust bearing B. The bearings are properly aligned and exert only force reactions on the shaft. z P 400 N 150 mm 200 mm 350 mm 100 mm B 250 mm y 350 mmarrow_forwardDetermine the components of reaction at D. Take that PP_1 = 11 kN and P_2 = 18 kN .arrow_forwardThe rod supports a cylinder of mass m = 80 kg and is pinned at its end A. If it is also subjected to a couple moment of M = 500 N-m, determine the angle for the system to be in equilibrium in degrees. The spring has an unstretched length of 1 m and a stiffness of k = 600 N/m. L₁ and L₂ are 1.6 m and 1.4 m, respectively. Your Answer: Answer M 1 m L1 m L2 k Barrow_forward
- 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 mmarrow_forwardJust 3-20arrow_forwardBoth pulleys are fixed to the shaft and as the shaft turns with constant angular velocity, the power of pulley A is transmitted to pulley B. Determine the horizontal tension T in the belt on pulley B and the x, y, z components ofreaction at the journal bearing C and thrust bearing D if θ = 45°. The bearings are in proper alignment and exert only force reactions on the shaft.arrow_forward
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