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an artificial satellite circles earth in a circular orbit at allocation where the acceleration due to gravity is 900ms2
a 6250 kev x-ray photon strikes a carbon atom and is scattered with a compton scattering with one of the carbonrsquos
1 a small current element located at the origin has a length of 200 mm and carries a current of 20 a in the z direction
a 00422-m3 container is initially evacuated then 724g of water is placed in the container and after some time all of
assume light with a wavelength of 850nm in a vacuum is incident upon fused quartz which has an index of refraction of
a dentists chair by a patient in it weighs 2240 n the output plunger of a hydraulic system begins to lift the chair
if a scuba diver descends also quickly into the sea the internal pressure on all eardrum remains at atmospheric
a tube of glowing gas emits light at 550nm and 400 nm in a double-slit apparatus what is the lowest order 550 nm bright
a find the resolving power of a grating needed to separate the sodium-d spectral lines which are at 5885 nm and 5892
a block by mass m stays at rest in an incline surface without friction its attached by a string to a walla what is the
the black hole in the center of the milky way recent measurements show that the black hole at the center of the milky
a lighthouse sweeps its ray of light around in a circle once every 74 s to an observer in a spaceship moving away from
a 160 m uniform ladder weighing480 n rests against a friction less wall the ladder makes a 610deg angle with the
when a converging lens is utilized in a camera as in the top figure the film should be at a distance of 0210 m from the
at time t 0 a battery of 10 v is connected across points a and b in the given circuit if the capacitors have no charge
a uniform plank of 300 m and a mass of 500 kg is supported with three ropes as indicated by the blue vectors in
what is the tangential acceleration of a bug on the rim of a10-inch diameter disk if the disk moves from rest to an
a mosquito flaps its wings 650 vibrations per second which produces the annoying 650 hz buzz the speed of sound is 340
a glass is half-full of water by a layer of vegetable oil n 147 floating on top a ray of light travelling downward
a spaceship is approaching a space station at a speed of 18 multiplied by 105 ms the space station has a beacon that
a certain conductor has 7801028 free electrons per cubic meter across-sectional area of 400 multiplied by 10-6 m2 and
a satellite operates at an altitude of 20200 km and utilizes communication frequencies of157542 mhz find the
two converging lenses the first by focal length 100 cm and the second with focal length 200 cm are separated by 400 cm
assume you are planning a trip in which a spacecraft is to travel at a constant velocity for exactly six months as
a series circuit with a 12komega resistor a 120 v battery and a capacitor has a time constant of 55 mus a compute the