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the temperature of a monatomic ideal gas with a mass per mole of 000750 kgmol is 298 k the absolute pressure of the gas
some asteroid fragments are large enough to not completely burn up in the atmosphere and they end up on the surface of
a stroboscopic photo of a club hitting a golf ball such as the photo shown in the figure below was made by harold
a raw egg can be dropped from a third-floor window and land on a foam-rubber pad on the ground without breaking a 89-g
a column of soldiers marching at 134 paces per minute keep in step with the music of a band at the head of the column
a piece of a wire with the cross-sectional area of 05176 mm2 and 250 m long has the resistance 128times10-1 ohms what
a positively charged particle of mass 800 10-8 kg is traveling due east with a speed of 30 ms and enters a 026-t
a plastic rod that has been charged to 19touches a metal sphere afterward the rods charge is 30how many charged
in refraction the angle of refraction depends on the wavelength longer wavelengths bend less how does the wavelength
a ball of mass m makes a head-on elastic collision with a second ball at rest and rebounds with a speed equal to
one design challenge for a capacitor-powered electric car is that the voltage would change with time as the capacitors
could you help with this one the tesla roadster a production electric car has a 375 battery system that can provide a
a person fishing from a pier observes that four wave crests pass by in 70 s and estimates that the distance between two
the classroom has a volume of about 100 m3 the pressure is atmospheric and the temperature is 75 ordmfihow many moles
a grandfather pulls his granddaughter whose mass is 193 kg and who is sitting on a swing with ropes of length 275 m
a nuclear device containing 800kg of plutonium explodes the rest mass of the products of the explosion is less than the
your spaceship lands on an unknown planet to determine the characteristics of this planet you drop a 110 wrench from
an electron is moving at a speed of 11e4 ms in a circular path of radius of 21 cm inside a solenoid the magnetic field
a wedge of mass m 250 kg is located on a plane that is inclined by an angle 206deg with respect to the horizontal a
a 25 resistor is connected across a 120 source the resistor is then lowered into an insulated beaker containing 10 of
a system performs 357 j of work on its surroundings while losing 133 j of internal energy determine the heat
two blocks of masses m and 3m are placed on a frictionless horizontal surface a light spring is attached to the more
a laboratory cyclotron is used to accelerate alpha particles he2 with a kinetic energy of 184 mev the magnetic field is
the of is accompanied by a ray of measured wavelength 248times102 this decay is due to a transition of the nucleus
the moons mass is 74 x 1022kg and it orbits 38 x 108m from the earth what is the angular momentum of the moon around