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A rigid jointed plane frame shown below has both its column bases fixed. All members have a constant section.
Calculate the value of the full plastic moment of resistance of the section that will cause the plastic to collapse of the frame.
all in KN and M
The sign is attached to the post that is built-in at the ground. Treat the sign as having uniform mass. Neglect the contribution of the post weight. The length d is from the center plane of the sign to the center of the post.
Mark's refrigerator has just died. He can get a basic fridge or a more efficient fridge with an Energy Star designation. Mark wants to consider a 10 year planning horizon using an interest rate of 5%.
A driver on a leveltwo-lane highway observes a truck completely blocking thehighway.The driver was able to stop her vehicle only 20 ft. fromthe truck. If the driver was driving at 60mph, how far was she fromthe truck when she first observed it?
Determine the maximum pressureallowed in the pipe at a location 10 m above the pipe exit if the flow is to be laminar.
An open, clean glass tube (theta = 0 degrees) is inserted vertically into a pan of water. What tube diameter is neededif they water level in the tube is to rise one tube diameter (dueto surface tension)
A large part of Holland is below sea level.Earthen dikes keep the sea at bay. There's a Holland legend of aboy who uses his finger to plug a hole in the dike and saves thecountry side. Assume the center of the hole is located 3.0
A thin-walled cylindrical tank of radius r is subjected simultaneously to internal pressure p and a compressive force P through rigid end plates. Determine the magnitude of force P to produce pure shear in the cylindrical wall.
Farmer brown wants to spend exactly 376 dollars on cows,pigs, and sheep and he wants to buy exactly 40 of these animals. If cows are 14 dollars each , pigs are 6 dollars each and sheep are 3 dollars each . How many of each should he buy (buying at le..
calculate the amplitude F0 of the sinusoidal excitation force that is necessary to produce a steady-state vibration with a velocity amplitude of 10 m/s at resonance
If both tanks are well-mixed and remain at constant volume, what is the steady-state concentration (in mg/L) of chromate (CrO42-) in the effluent water leaving the second tank?
If during the droughts 25% of water required is supplied from a deep well field, how many deep wells with 30 liter/second discharge are required if each well supplies water for 12 hours per day.
What are the key parameters in the development of infrastructure plans? What is the role of growth? What is the level of integration between water, wastewater, and storm water infrastructure planning?
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