A semicircle of 90 mm radius is cut out from a trapezium as shown in Fig.12 Find the position of the Centre of gravity of the figure
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An I-section is made up of three rectangles as shown in Fig.15 Find the moment of inertia of the section about the horizontal axis passing through the center of gravity of the section.
A ladder of length 4 m, weighing 200 N is placed against a vertical wall as shown in Fig.10. The coefficient of friction between the wall and the ladder is 0.2 and that between floor and the ladder ...Read more
A uniform lamina shown in Fig. 11 consists of a rectangle, a circle and a triangle. Determine the center of gravity of the lamina. All dimensions are in mm
Anonymous
Asked: 2 months agoIn: Mechanical Engineering
A ball of weight Q = 121b rests in a right-angled trough, as shown in Fig. B. Determine the forces exerted on the sides of the trough at D and E if all surfaces are perfectly smooth.
Find the value of ‘ϴ’ if the block ‘A’ and ‘B’ shown in Fig.7 have impending motion. Given block A = 20 kg, block B = 20 kg, µA = µB = 0.25.
Anonymous
Asked: 2 months agoIn: Mechanical Engineering
Block A weighing 1000 N rests over block B which weighs 2000 N as shown in Fig. Block A is tied to a wall with a horizontal string. If the coefficient of friction between A and B is ...Read more
The resultant of the two forces, when they act at an angle of 60o is 14 N. If the same forces are acting at right angles, their resultant is √137 N. Determine the magnitude of the two forces.
A ladder 5 meters long rests on a horizontal ground and leans against a smooth vertical wall at an angle 70° with the horizontal. The weight of the ladder is 900 N and acts at its middle. The ...Read more
A simply supported beam AB of span 4.5 m is loaded as shown in Fig.6. Find the support reactions at A and B.
