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A force P is applied to a tape wrapped around a uniform disk that rests on a frictionless horizontal surface
A force P is applied to slider C as shown. The constant of the spring is 1.6kN/m, and the spring is un-stretched when member BD is horizontal
A force P applied at B and a block attached at C maintain cable ABCD in the position shown.
A force P is applied as shown to a uniform cone which is supported by three cords, where the lines of action of the cords pass through the vertex A of the cone.
A flywheel is rigidly attached to a 38-mm-radius shaft that rolls without sliding along parallel rails.
A drum of 80-mm radius is attached to a disk of 160-mm radius. The disk and drum have a combined mass of 5 kg and combined radius of gyration of 120 mm.
A container is supported by three cables that are attached to a ceiling as shown. Determine the weight W of the container knowing that the tension
A connecting rod is supported by a knife edge at point A; the period of its small oscillations is observed to be 0.895s
A counter-rotating eccentric mass exciter consisting of two rotating 3.5-oz weights describing circles of radius r at the same speed but in opposite senses
A disk of 9-in. radius rotates at the constant rate ?2 = 12 rad/s with respect to arm CD, which itself rotates at the constant rate ?1 = 8 rad/s
A disabled automobile is pulled by means of ropes subjected to the two forces as shown. Determine graphically the magnitude and direction of their resultant
A curve in a speed track has a radius of 200 m and a rated speed of 180 km/h.) Knowing that a racing car starts skidding on the curve
A couple of magnitude 50lb ·ft is applied to the drum. Determine the smallest force that must be exerted by the hydraulic cylinder if the drum
A drum of 200-mm radius is attached to a disk of radius rA = 150 mm.
A driver starts his car with the door on the passenger's side wide open (v = 0). The 36-kg door has a centroidal radius of gyration k = 250 mm
A concrete foundation mat in the shape of a regular hexagon with 3-m sides supports four column loads as shown
A concrete foundation mat in the shape of a regular hexagon with 3-m sides supports four column loads as shown. Determine the magnitudes of the additional loads
A collar B of mass m is attached to the spring AB and can move along the rod shown.
A collar B, of mass m and negligible dimensions, is attached to the rim of a hoop of the same mass m and of radius r that rolls without sliding on a horizontal
A collar that can slide on a vertical rod is subjected to the three forces shown. Determine
A circular reentrant orifice (also called Borda's mouthpiece) of diameter D is placed at a depth h below the surface of a tank.
A cantilever beam AB supports a block which causes a static deflection of 40 mm at B. Assuming that the support at A undergoes a vertical periodic displacement
A car owner uses wrench ABC to loosen the lug nut at C. The length of the handle AB is 372 mm, and the owner applies forces A and B to the wrench
A baseball pitching machine "throws" baseballs with a horizontal velocity v0 . Knowing that height h varies between 788 mm and 1068 mm, determine