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A cantilevered beam bracket of uniform cross section extends 12 inches from the wall and supports 100 pounds of load at the end with a safety factor of 5. To the nearest 0.1, what is the safety factor if the bracket is extended so that the load is now 18 inches from the wall and the load is changed to 72 pounds?
Draw the front view and right view and the down-view.
air is compressed in an isentropic process from an initial pressure and temperature of p 1 90 kpa and t1 22 oc to a
the slotted link is pinned at o and as a result of the constant angular velocity theta dot 3rads it drives the peg p
If the room temperature is 15C and the temperature of the air exiting the hair dryer is 50C, what is the percent increase in the air velocity as it passes through the dryer.
for the following cross sectiondetermine the coordinates x and y of the centroid c of the area shown in the
the two bars shown in the figure are used to support a load p. when unloaded joint b has coordinates 0 0. after load p
The spool has a mass of 75 kg and a radius of gyration . It rests on the inclined surface for which the coefficient of kinetic friction is . If the spool is released from rest and slips at A, determine the initial tension in the cord and the angul..
Motor coming to rest, A motor is running at 12 rpm and the switch is flipped and cuts the power. The rotor weighs 75 lbs.
a 9-cm-diameter spherical ball whose surface is maintained at a temperature of 110oc is suspended in the middle of the
natural gas at 70 f and standard atmospheric pressure of 14.7 psi is compressed isentropically to a new absolute
a student plays two notes on the piano keyboard simultaneously. the white key has a frequency of 352 hz and the black
A commercial heat pump has energy in to the system at a rate of 60 kW from a thermal reservoir. If the power input from an electric motor is 15 kW, (a) determine the power (kW) delivered to the office area. (b) Determine the coefficient of perform..
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