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one proposal for dealing with radioactive waste is to shoot it into the sun assume waste canisters were simply dropped
at a party 500 kilogram of ice at-410degc is added to a cooler holding 30 liters of water at 200degc evaluate the
two concentric shells of uniform density having masses m1 and m2are situated discover the force on a particle of mass m
a bar length lies on two supports c and d with distance between them over this distance the load qx is placed linearly
a certain steel railroad rail is 13 yd in length and weighs 700 lbsyd determine how much thermal energy is required to
two particles are fixed to an x axis particle 1 of charge-200 10-7 c at x 600 cm and particle 2 of charge 200 10-7 c
a ball moving at 510 ms strikes a stationary ball of the same mass after the collision the first ball moves at 418 ms
a 270 gram object moving to the right at 180 cms overtakes and collides elastically with a 100 gram object moving in
a sample of helium behaves as an ideal gas as it is heated at constant pressure from 273 k to 353 k if 250 joule of
1 a quantity of steam 800 g at 115oc is condensed and the resulting water is frozen into ice at 0oc how much heat was
a major-league pitcher can throw a baseball in excess of 435 ms if a ball is thrown horizontally at this speed
a rocket is fired at a speed of 00 ms from ground level at an angle of 500o above the horizontal the rocket is fired
a potential dissimilarity of 960 mv exists among the inner and outer surfaces of the membrane of a cell the inner
a golfer imparts a speed of 345 ms at angle 400o above the horizontal the tee and the green are a same elevationa
an electron follows a helical path in a uniform magnetic field of magnitude 0501 t the pitch of the path is 517 mum and
an electron is accelerated from rest by a potential difference v it then enters a uniform magnetic field of magnitude b
a round object with a diameter of 025 m weighing 500 newton starts from rest at the top of a 150 m long incline that
a glass sphere n 150 with a radius of 100 centimeter has a tiny air bubble placed 300 centimeter above its center the
a car with a mass of 13000 kilogram is traveling south at 120 ms collides with a car with a mass of 18000 kilogram that
a crate of mass 100 kilogram is pulled up a rough incline with an initial speed of 147 ms the pulling force is 930
a blackened roof measures 20 m by 50 m if the temperature of the suns surface is 6000k stefans constant sigma is 57 x
a 524-gram ball is thrown from the ground into the air with an initial speed of 163 ms at an angle of 274o above the
three point charges q -q and q a replaced at the corners of an equilateral triangle no other charged objects are nearby
the ceiling of an arena is 198 meter above the floor determine the minimum speed that a thrown ball would have to reach
in compressing the spring in a toy dart gun 4 joule of work is done when the gun is fired the spring gives its