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1. What is a beam?
2. What are the loads acting on a beam?
3. What are the reactions, and what laws can be applied to calculate them?
4. What is the shear in the beam?
5. How would you calculate the shear at any section of a beam?
6. What is a shear diagram? Explain how important it is in designing beams.
The wheel of a crane lift is rolling on a flat rail. The radius of the wheel is 4 in, the contact length and force are 2.5 in and 1 ton respectively, and E = 30 MPa and ν = 0.3 for both parts. Determine (a) the maximum contact pressure, (b) the wi..
a well-insulated vertical piston-cylinder device contains air. the diameter of the piston is 8 inches. atmospheric
a heat engine is operating on a carnot cycle and has a thermal efficiency of 55. the waste heat from this engine is
for a four bar linkage with r1 6in r2 3 in r3 4in r4 4 in and initially in a non-crossed configuration opena find
an airplane wing with chord length of 5ft and span of 30ftis designed to move through standard air at a speed of
a container of air with a fixed volume of 1 ft3develops a slow leak. the container originally is at 900 degrees at
Steam at 1000kPa and 300deg C expands to a pressure of 150kPa in a cylinder. If PV = constant during the process, calculate W, Q and delta S for the process.
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the pipe assembly is secured on the wall by the two brackets. if the weight of the flower pot is 50 lba determine
Calculate the minimum power required to convert 1 mole/sec of oxygen gas at 298 K and 1 atm to saturated liquid oxygen at 1 atm and 90.13 K (the atmospheric pressure boiling temperature) in a process in which heat is rejected to the environment at 29..
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