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a student lies on a very light rigid board with a scale under each end her feet are directly over one scale and her
if the puck has a radius of 2 cm and properties as described in the procedure what is the ratio of angular velocity to
consider a macroscopic system of two blocks that are in thermal contact the two-block system is isolated from the rest
a barbell with two equal masses 10 kg on either end rotates about an axis perpendicular to the bar with an angular
physics question regarding torquea 30 m bar with negligible mass is fastened such that it hangs straight out from the
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the milky way appears to us as a patchy and irregular band across the sky what accounts for
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three portions of the same liquid are mixed in a container that prevents the exchange of heat with the environment
a ruler is accurate when the temperature is 248 degc when the temperature drops to -121 degc the ruler shrinks and no
to drive a typical car at 40 mph on a level road for one hour requires about 32 x 107 j of energy suppose one tried to
anbspsams job at the amusement park is to slow down and bring to a stop the boats in the log ride if a boat and its
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a circular astroid belt of total mass m and average radial distance r rotates uniformly around a sun with angular speed
a video game console requires 600 v to operate correctly a transformer allows the device to be powered from 120 v
consider an imperial death star withnbspm979times1015nbspkg and radius r167 km death stars are basically spherical what
schedule 40 steel pipe 508 mm diameter is used to construct a piping system the length of pipingnbspis 100 m and there
io is a moon of jupiter io has a mass of 89319times1022nbspkg and jupiter has a mass of 1898times1027nbspkg jupiters
please show work along with answers1nbspa device in a 120 v circuit has a current rating of 20 amp determine the
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if the pv cells have an efficiency of 10 what area of land is needed to produce and electrical output of 1000 mw
two 012nbspgnbsppith balls are suspended from the same point by threads 32nbspcmnbsplong pith is a light insulating
consider a situation where immediately after birth twins are separated one continues to live on earth while the other
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