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A commercial airliner is undergoing its initial ascent while the pilot maintains a cabin environment of T = 23 C, r = 0.35, and p = 880 hPa. At the 670 hPa level an exit door ruptures and cabin pressure rapidly decompresses. Will clouds form in the cabin?
In a typical lightning flash, the potential difference between the cloud and the ground is 10^9 V and the charge transferred is 30 C. Calculate the final speed of the car
The engine of a model rocket accelerates the rocket vertically upward for 2.0 s as follows: At t = 0, the rocket's speed is zero; at t = 1.0 s, determine the instantaneous acceleration of the rocket at t = 1.5 s
The drawing to the left shows a mass m= 1.5 kg hanging from a spring with spring constant k = 10 N/m. What is the time required for the amplitude of the resulting oscillations to fall to one third of its initial value
A silicon solar cell looks like a battery with a 0.33Vterminal voltage. What is the solar cell's efficiency-that is, what percentage of the energy incident on the cell is converted to electric energy
The density of ice is 917 kg/m3, and the density of sea water is 1025 kg/m3. What is the weight of the heaviest bear that the ice can support without sinking completely beneath the water
The distance between the eyepiece and the objective lens in a certain compound microscope is 24.5 cm. Find the overall magnification of the microscope
How numerous revolutionsthe wheel have made through the time
a marble column of cross-sectional area 1.2 m^2 supports a mass of 25,000 kg. what is the stress within the column
A certain traffic light is yellow for 2.70 s before it turns red. To come to a complete stop before reaching the intersection, what is the minimum distance you can be from the light when it turns yellow
An ice skater is gliding horizontally across the ice with an initial velocity of +7.77 m/s. How much time elapses before her velocity is reduced to +3.00 m/s
A full length mirror on a closet door is 2.0 m tall. The bottom touches the floor. How long is the streak of reflected light across the floor
If the rms electric field of this light is 16.0N/C at a distance of 1.30m from the bulb, what is the average total power radiated by the bulb
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