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anbsp0250nbspkg hammer is moving horizontally atnbsp550nbspms when it strikes a nail and comes to rest after driving it
a point charge of 840nbspmc is surrounded by an equipotential surface with a radius ofnbsp0256nbspm what is the
the dipole moment of a water molecule is 62times10-30nbspcmiddotm what is the electric potential due to this dipole at
in a science fiction story a microscopic black hole is given an enormous positive charge by firing an un-neutralized
a steel pot has a bottom with a cross sectional area of 1m2 and has a thickness of 1cm the pot is filled with boiling
a highway patrolman sends a 28250nbspghz radar beam toward a speeding car the reflected wave is lower in frequency by
a tungsten wire initially at room temperature 200degc with a resistance between its ends ofnbsp44nbspomega is placed in
a 00270 kg bullet moving horizontally at 450 ms embeds itself into an initially stationary 0500 kg blocka what is their
1 do you think it is possible to have a circuit where the rc time constant is different when charging than when
coyote mc 120 kg is about to try out his new rocket sled invention mr 550 kg which can produce a thrust of 1700 nwhat
nate would often don a protective suit of bounce-tex which he invented and after working up a high speed on his
a 115-g bullet is fired into a block of wood at 249 ms the block is attached to a spring that has a spring constant of
tarzan 95 kg is perched on a cliff 140 m above janepart a what is the value of tarzans speed vt just as he gets down to
tina is looking out a window and throws marble straight downward toward the sidewalk below at a speed of 400 ms and the
dr terror has developed a new alloy called ultranomium hes testing a bar that is 125 m long and has a mass of 342 grams
dust grains of diameter 024 microm and density 1000 kgm3 are in equilibrium with air a 289 at a temperature of 270 k
one cubic foot of water can store 312 btu of thermal energy on a cold winter day a well-constructed home may require
if a heat engine does 158000 j of work and gives out 189000 j of heat to the cold temperature reservoir the hot and
a spaceship is flying directly away from earth at a speed of 0760c and the captains family at home on earth broadcasts
two spacecraft fly away from earth traveling in exactly opposite directions as measured by an observer on earth
if an object can slow down at a rate of 0500 ms2 what distance in meters will it take for the object to come to a stop
a vessel containing 185 kg of water is left out where it evaporates completely assuming the temperature remains
water and rocks are commonly used to store energy in solar heated buildings what advantage does water have over
the world long jump record is 895 m mike powell usa 1991 treated as a projectile what is the maximum range in m
a light bulb designed to operate in a 120 v circuit has a resistance of 192 at what rate does the bulb use electric