find the truck maximum speed.
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- The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the smallest force P and the corresponding angle that would cause impending sliding of the block. The angle of static friction between the block and the ground is s.Find the angle of banking for a highway curve of 300-ftradius designed to accommodate cars travelling at speed ofup to 120 mph, if the coefficient of friction between thetires and the road is 0.60. What is theminimum speed in miles per hour (mph) at which a carcan round the curve without slipping?A heavy cabinet with a mass of 135kg is transported on the truck platform. Assume that the friction between the cabinet and the platform is so great that the cabinet cannot slip, but can instead tip over. The dimensions shown in the cabinet figure are hG = 1.8m, xG = 1.0m and b = 3.4m. How high can the maximum acceleration of the truck to the right be without the cabinet tipping over? What is the angular acceleration of the cabinet in the situation under consideration
- 6. In a Porter governor, the upper and lower arms are each 250 mm long and are pivoted on the axis of rotation. The mass of each rotating ball is 3 kg and the mass of the sleeve is 20 kg. The sleeve is in its lowest position when the arms are inclined at 30° to the governor axis. The lift of the sleeve is 36 mm. Find the force of friction at the sleeve, if the speed at the moment it rises from the lowest position is equal to the speed at the moment it falls from the highest position. Also, find the range of speed of the governor.A ball is shot at high speed into a frictionless channel that is in the shape of a segment of a circle with center at O.The channel is frictionless and sits on a horizontal table top.The figure shown is the top view.Which of the following force(s) are acting on the ball when it is within the frictionless channel at position B? Explain your answers.Check all that apply.1- A downward force of gravity.2- A force pointing from O to B.3- A force in the direction of motion.4- A force pointing from B to O.6. In a Porter governor, the upper and lower arms are each 250 mm long and are pivoted on the axis of rotation. The mass of each rotating ball is 3 kg and the mass of the sleeve is 20 kg. The sleeve is in its lowest position when the arms are inclined at 30° to the governor axis. The lift of the sleeve is 36 mm. Find the force of friction at the sleeve, if the speed at the moment it rises from the lowest position is equal to the speed at the moment it falls from the highest position. Also, find the range of speed of the governor. [Ans. 9.8 N; 16 r.p.m.]
- Calculate the angular displacement of the load tank of the garbage truck when the length of the jack decreases by 0.15 m from the displayed position.A skier of mass 'M' Kg starts fron rest down the hill inclined at angle 0', He skies distance 'D' meter down the hill and then coasts tor *X' meter along level snow uptil he stops. Find the coefficient of kinetic friction between the skier and the snow.5. A box with a mass of 100 kg was originally attached to the spring at position A. After that, pressure was applied to the box until The spring compresses to a distance of X - 1 m and releases it, causing the box to move upwards along the inclined floor. If the incline has and = the coefficient of friction uk = 0.3, find the box that can travel along the incline for a maximum distance in meters.
- In a Porter governor, the upper and lower arms are each 250 mm long and are pivoted on the axis ofrotation. The mass of each rotating ball is 3 kg and the mass of the sleeve is 20 kg. The sleeve is in itslowest position when the arms are inclined at 30° to the governor axis. The lift of the sleeve is 36 mm.Find the force of friction at the sleeve, if the speed at the moment it rises from the lowest position isequal to the speed at the moment it falls from the highest position. Also, find the range of speed of thegovernor. [Ans. 9.8 N ; 16 r.p.m.]Mass 2 has a hole bored through it and the cord is threadedthrough the hole but is not touching mass 2. The cord isattached to mass 3 which is pushing mass 2. What is theforce between the masses on the frictionless surface?If the pulleys in the figure are weightless and frictionless, determine the acceleration weight B