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a geode is a hollow rock with a solid shell and an air-filledinterior suppose a particular geode weighs twice as much
a piece of machinery with a momentum of inertia of 26 kg m2 rotates with a constant angular speed of 40radianssecond
a bicycle wheel has a diameter of 080 m and a mass of 20 kga if the bicycle travels with a linear speed of 15ms what is
at its perihelion in february 1986 comet halley was 879107 km from the sun and was moving at 546 kms what was its speed
two particles are fixed to an x axis particle 1 of charge -75010-7 c at x600 cm and particle 2 of charge 75010-7 c at
the wave function for a wave on a taut string is given below wherex is in meters and t is in seconds yx t 0340 m
an object has a volume of 40m3 and weighs 40000 n what will be its apparent weight under
375 g of water at 90degc amp199 g of glycerin at 47degc are pouredinto a 253 g copper cup at 68degcassuming these three
a 40kg mass is attached to a spring that has a springconstant k2500nm and is resting on a frictionless horizontal
a block is connected between two springs on a frictionlesshorizontally level track the other end of each spring
a 200 kg plum bob is attached to a string and the string isconnected to the ceiling the distance from the ceiling tothe
the identical twins speedo and goslo join a migration from theearth to planet x it is 200 light-years away in a
a rope is wrapped around a wheel of diameter 50cm the wheelis mounted with a frictionless bearing on an axle through
standing on the sidewalk next to your parked car you hear thesiren of an approaching fire engine the transmitted
a hollow sphere of radius 050 m withrotational inertia i 0026 kgm2 about a line through its center of mass
workers pushing a 180 kg trunk across a level floor encounter a 10m long region where the floor becomes increasingly
air that initially occupies 016 m3 at a gaugepressure of 100 kpa is expanded isothermally to a pressure of 1013kpa and
a 1400 kg car enters a passing zone and accelerates from 70kmh to 95 kmh to pass a slower car how much work must be
a child slides down a snow covered slope that makes an angle of 20 degrees with the horizontal if the coefficient of
gasoline flows through a horizontal pipeline with a flow rateof 25 ft3min a pressure gauge measures thepressure to be
a coil with an inductance of 23 h and a resistance of 10 is suddenly connected to an ideal batterywith script e 130
assume that a certain concave spherical mirror has a focal length of 100cm locate the image and find the magnification
a light beam traveling through air enters a slab with n 250 at a 45ordm angle with respect to the normal then exits the
the combination of an applied force and a constant frictional forceproduces a constant total torque of 356nmiddotm on a
a runner of mass m 37 kg and running at 28 ms runs asshown and jumps on the rim of a playground merry-go-round which