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an ac voltage source has an output voltage given by deltav 155 v sin377ta discover the rms voltage outputb discover
x-rays with energy of 300 kev undergo compton scattering from a target the scattered rays are deflected 37 degrees
galaxy a is moving away from us by a speed of 085c relative to the earth galaxy b is moving away from us in the
a person on earth notices a rocket approaching from the right at a speed of 082c and another rocket approaching from
you are driving south on a highway at 25 ms approximately 55mih in a snowstorm when you last stopped you noticed that
objects with masses of 135 kg and a435 kg are separated by 0480 m1 discover the net gravitational force exerted by
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