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During an adiabatic process, the temperature of 3.72 {\rm mol} of a monatomic ideal gas drops from 460{\rm ^\circ C} to 210{\rm ^\circ C}.
Discover the work done by the gas.
Discover the heat the gas exchanges with its surroundings.
Discover the change in its internal energy.
Monochromatic light with a wavelength of 362 nm passes through a single slit and falls on a screen 82 cm away. If the distance of the ?rst-order dark band is 0.49 cm from the center of the pattern, what is the width of the slit? Answer in units of cm
a projectile is launched on the earth with a certain initial velocity and moves without air resistance. another
A police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the sound waves. The frequency of the siren heard by the car driver is
A Light-Dimmer Circuit The intensity of a lightbulb with a resistance of 140 Ohms is controlled by connecting it in series with an inductor whose inductance can be varied from L=0 to L=Lmax. What is the average power dissipated in the lightbulb whe..
An automobile engine slows down from 3000 rpm to 900 rpm in 4.5 s. find the total number of revolutions the engine makes in this time
A 12.0-V battery produces 215mA when it's across a 42.0? load. What's the battery's internal resistance
an electric dipole consisting of charges of magnitude 4.10 nc separated by 5.10 microm is in an electric field of
During a recent thunderstorm the wind was blowing past your roof at 40 m/s. Assuming that the density of air is 1.20 kg/m^3, What is the net force experienced by the roof
The entrepreneur who founded the company is convinced that sales will increase next year by 150% and that net operating income will increase by 400%, with no increase in average operating assets. Illustrate what would be the company's ROI?
A converging lens with a focal length f1 = 4cm is placed to the left of a second identical lens f2. What is the separation distance between the two lenses
An AM radio station broadcasts isotropic ally (equally in all directions) with an average power of 3.20 kW. A dipole receiving antenna 65.0 cm long is at a location 4.00 miles from the transmitter. Calculate the amplitude of the emf that is induced b..
when a 100ohm resistor is connected to a battery of emf e and internal resistance of r the battery delivers a power of
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