*4-52. The automobile has a mass of 2 Mg and center of mass at G. Determine the towing force F required to move the car if the back brakes are locked, and the front wheels are free to roll. Take p, = 0.3. G. 30 03m 0.6 m -1.50 m 0.75 m
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Q: Q6: The automobile has a mass of 2 Mg and center of mass at G. Determine the towing force F required…
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Q: Q6: The automobile has a mass of 2 Mg and center of mass at G. Determine the towing force F required…
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A: ∑Fx=0FA-F cos 60°=0----1∑Fy=0NA+NB+F sin 60°-2000(9.81)=0----2∑MB=0F cos 60°×0.2-F sin…
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Q: *5-72. Determine the components of reaction acting at the smooth journal bearings A, B, and C. 450 N…
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Q: The automobile has a mass of 2 Mg and center of mass at G. Determine the towing force F required to…
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- Find the minimum force P required for impending motion of the block up the inclined surface, given: Mblock = 65 kg, θ = 52 °, μ = 0.4The automobile has a mass of 2000 kg and center of mass at G. Determine the towing force F required to move the car. Both front and rear brakes are locked. The μs=0.3.The ladder has a uniform weight of 80 lb and restsagainst the wall at B. If the coefficient of staticfriction at A and B is μ = 0.4 determine the smallestangle θ at which the ladder will not slip.
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- How much work is done by the force in the spring when the slender rod rotates clockwise about the fixed pin support at O from the vertical position (where AB is horizontal) to the horizontal position? The spring has a stiffness of k = 125 N/m and an unstretched length of 0.15 m. Take d1= 0.29 m and d2= 0.85 m. Choose the correct answer. a) 94.9 Joule b) 99.9 Joule c) -99.9 Joule d) 0 Joule e) -94.9 JouleBoth 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.The 3600-lb car with rear wheel drive is attempting to push the 4500-lb crate. The center of gravity of the car is at G, and the coefficients of static friction are 0.6 at B and 0.2 at C. Determine if the crate will slide. (The car pulling the crate is analyzed in Prob. 7.19.)
- 4-79. The man has a mass of 40 kg. He plans to scale the vertical crevice using the method shown. If the coefficient of static friction between his shoes and the rock is u) = 0.4 and between his backside and the rock, = 0.3, determine the smallest horizontal force his body must exert on the rock in order to do this.W=25N, h=60mm. Find the spring force acting on the member DE and the reactions of the support at F.If d=2m and F-200N and the mass of ball 30 kg Determine the forces in cables AC and AB in equilibrium 1.5 m F -2 m- Maximum size for new files: 128MB