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1. The 100 kg mass is supported by three members concurrent at (0. 5. 0). The members are attached to the following three points: (3, S. 0), (3, 3. -3). (4. 0, 2). The coordinates are in meters. Assuming the system in in equilibrium, determine the forces exerted on the members. Specify the type of each force (i. e. tension or compression). 2. A cockrnach climbs up on a slinky toy suspended from the ceiling. Its position vector is given by A - 4cost? + + 3tE. Find its velocity e, acceleration 5, and their dot product. How long would it take the insect to reach the height of 60 cm? Here all distances are in cm. time is in sec 3. The simple truss shown below supports 2 leada All members are 10 it lung. reations and the forcea acting on each member. 300ll 200 ee is Kite E R 4. The simple beam shown below supports & triangular load and a constaht load. Derive the shear and bending toomentum equations. Draw the shear and momention diagrama. joo N/m 50 N/A Zm zm Zm 2m

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