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On a certain day the barometric pressure at sea level is 30.1 in. Hg, and the temperature is 708F.
The pressure gage in an airplane in flight indicates a pressure of 10.6 psia, and the temperature gage shows the air temperature to be 468F.
Estimate as accurately as possible the altitude of the airplane above sea level.
A cameraman on a pickup truck is traveling westward at 18 km/h while he videotapes a cheetah that is moving westward 32 km/h faster than the truck. find its acceleration from the prespective of the cameraman
two coupled identicle pendula of mass 3 kg are oscillating having started at rest with positions x10 0.22m and x20
A person steps out of the shower and dries off. Find the net rate at which energy is lost to the room through radiation by the naked person if the room temperature is 24oC
A ball is thrown horizontally from the top of a 60.0-m building and lands 100.0 m from the base of the building. Ignore air resistance. What must have been the initial horizontal component of the velocity
A 1.5 meter tall woman stands 5 meter in front of a camera with a 4 centimeter focal length lens. Evaluate what is the size of the image formed on film
A fixed 16.9 centimeter diameter wire coil is perpendicular to a magnetic field 0.44T pointing up. Compute the average induced emf in the coil
A nearsighted person cannot see objects clearly beyond 30cm (the far point). what is the power of the lens (in diopters required to correct the patient's vision
A closed rigid tank whose volume is 1.5 m3 contains Refrigerant 134a, initially a two phase liquid vapor mixture at 10 °C. The refrigerant is heated to a final state where temperature is 50°C and quality is 100%. Locate the initial and final state..
A merry-go-round (I= 500 kg m^2) of radius R = 2 meters is rotating about a frictionless pivot, making one revolution every 5 seconds. Find the new angular speed of the merry-go-round
A concave spherical mirror with a focal length of 15cm forms an upright image that is 5 times larger than the original object
A proton of mass m is moving with initial speed v0 directly toward the center of an alpha atom of mass 4m, which is initially at rest. Determine the speed of the alpha atom
a student consumes an average electric power of 5 k W and 4 hours per day. what is the expected monthly bill if the electricity costs 11 cents per kwh
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