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A force F of magnitude 320 N acts at the origin of a coordinate system. Knowing that ?x = 104.5° Fz = -120 N, and Fy
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 drum of radius 4 in. is mounted on a cylinder of radius 5 in. A cord is wound around the drum, and its extremity D is pulled to the left with a constant
A container of weight W is suspended from ring A. Cable BAC passes through the ring and is attached to fixed supports at B and C.
Determine the weight W of the container knowing that the tension in cable AD is 4.3 kN. You must include all the units which are needed to solve the problem
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 counterweight D of mass 40 kg is attached to a cable that passes over a small pulley at A and that is attached to a support at B.
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 couple M of magnitude 6 N · m is applied to the input link of the four-bar slider mechanism shown. For each of the two given positions, determine the force
A drum of 200-mm radius is attached to a disk of radius rA = 150 mm.
A drum of 100-mm radius is attached to a disk of 200-mm radius. The disk and drum have a combined mass of 5 kg and a combined radius of gyration of 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 of mass m which slides on a frictionless horizontal rod is attached to a spring of constant k and is acted upon by a periodic force of magnitude
A collar that can slide on a vertical rod is subjected to the three forces shown. Determine
A chain of length l and mass m falls through a small hole in a plate. Initially, when y is very small, the chain is at rest.
A circular reentrant orifice (also called Borda's mouthpiece) of diameter D is placed at a depth h below the surface of a tank.