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In each of the gates shown, the top of the gate is supported by a frictionless hinge. Each has a rectangular overhang that sticks out or in a distance a from the gate (a is small relative to the depth h). A stop at the bottom of each wall prevents it from opening in a counterclockwise direction. When the water is at the same depth h in both cases, what is the ratio of the horizontal force exerted on stop
(a) to the horizontal force exerted on stop
(b) Please draw appropriate FBDs.
determine a) the angular accelerations of gears B and C, b) the accelerations of the points on gears B and C which are in contact when t = 0.5 s.
an emergency fire control system on a public building has a pressurized tank on top of the bulding and is connected
Determine the temperature at which water in an uncovered pan boils in Denver. Answer: 94.6°C.
a door 1 m wide and 1.5 m high is located in a plane vertical wall of a water tank. the door is hinged along the upper
a given liquid has a temperature 178 celcius at a pressure of 47 mpa. if the enthalpy of the saturated liquid at the
Use finite volume to compute the steady-state temperature profile in the sheet relative to Tref. Use a thermal conductivity in the sheet of 205 W/m-K. Assume the properties of air are relatively constant (how accurate is this approximation?) in t..
A heat pump with a coefficient of performance of 3.5 provides energy at an average rate of 70,000 kJ/h to maintain a building at 208C on a day when the outside temperature is 258C. If electricity costs 8.5 cents per kW ? h, (a) determine the actua..
An air-standard Diesel cycle has a compression ratio of 18.2. Air is at 27°C and 100 kpa at the beginning of the compression process and at 1700 K at the end of the heat-addition process.
1 calculate the angular velocity acceleration of a 2kg mass rotating in a horizontal circle of 2m radius if one
How does this expression simplify for the case where a deflection function w(x,y) is chosen such that, for a rectangular plate, w ¼ 0 along all the edges?
When a tape head is ready, the controller will signal that it is ready to accept all 256 bytes. At this time, the tape interface chip is ready to transfer as fast as possible all 256 bytes from the memory buffer at 0x1234 to the tape.
a cylindrical specimen of a titanium alloy having an elastic modulus of 107 gpa 15.5 times 106 psi and an original
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