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A small jet that has passenger windows which are 30 cm by 36 cm is flying at a speed of 225 m/s. The pressure inside the plane is atmospheric pressure and the density of air in the plane is 1.29 kg/m3. Decide the following. (a) Pressure difference among the inside and outside of the window Pa (b) force exerted on the window by this pressure dissimilarity
The position of a 3 g object undergoing simple harmonic motion is give by: x = 25m cos (t x 10/sec). Evaluate what is the frequency
While the repair shop works on your voltmeter, they loan you an unusual replacement: Rather than measuring the potential difference across a resistor, it measures the amount of charge that flowed, and the change in electric potential energy of tha..
an iron boiler of mass 230 kg contains 900 kg of water at 23degc. a heater supplies energy at the rate of 51500 kjh.how
a charge of 18 nc is uniformly distributed along a straight rod of length 3.0 m that is bent into a circular arc with a
A container holds 2.0 mol of gas. The total average kinetic energy of the gas molecules in the container is equal to the kinetic energy of an 8.0 X 10^-3kg bullet by a speed of 770m/s. What is the Kelvin temperature of the gas?
In a laboratory experiment, a Physics Major is given a stopwatch. a meterstick, and a simple pendulum, what value will he obtain for the acceleration due to gravity
an electron is projected with an initial speed of 3.9 x105 ms directly toward a proton that is fixed in place. if the
If the speed of the wave is 10 percent less in the organ than in the medium above, determine the depth of the tumor below the organ's surface.
Three moles of a monatomic ideal gas are heated at a constantvolume of 2.34 m3. The amount of heat added is 3.50 x103 J. What is the change in the temperature of the gas
You are moving into an apartment and take the elevator to the 6th floor. Suppose your weight is 630 N and that of yourbelongings is 970 N. (a) Determine the work doneby the elevator in lifting you and your belongings up to the 6thfloor (15.2 m) at ..
A wooden plank is raised at one end to an angle of 30 degree. A 2.0 kilogram box is located on the incline 1.0 meter from the lower end, Determine the rate of acceleration of the box
looking straight downward into a rain puddle whose surface is covered with a thin film of gasoline you notice a
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