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a copper wire of length 330 cm is in a magnetic field of 070 tif it has a mass of 140 g what is the minimum current in
determine the electron-group arrangement molecular shape and molecular bond angle that best describes each of the
the distance between two telephone poles is d 535 m when a 110-kg bird lands on the telephone wire midway between the
a sample may contain any or all of the following ions hg22 ba2 and mn2 no precipitate formed when a solution of nacl or
crossfire was a popular board game in which players attempted to propel a puck forward towards their opponets side by
a single force acts on a 80 kg particle-like object in such a way that the position of the object as a function of time
a solution is prepared by dissolving 01215g of aluminum acetate in 2500ml of water a 100ml portion of this solution is
the lead female character in the movie diamonds are forever is standing at the edge of an offshore oil rig as she fires
a bicycle tire is filled with air to a pressure of 610kpa at a temperature of 605of riding on asphalt on a hot day
if a photon is a wave and is moving along the x-axis at the speed of light isnt any specific part of the wave moving
a sample of methane gas ch4 having volume of 180l at 25oc and 165atm was mixed with a sample of oxygen gas having a
when jumping straight down you can be seriously injured if you land stiff-legged one way to avoid injury is to bend
a particle of mass m is subjected to a force ft kte-alphat where k is a constant and alpha 05 s-1 if the particle is
at 50oc the autoionization constant for pure water kw is 547e-14 what is the hydronium ion concentration in pure water
the surfer is catching a wave suppose she starts at the top of the wave with a speed of 15 ms and moves down the wave
a sample of ammonia occupies 325 liters at -28 centigrade and 452 torr what volume will it occupy at
a 1750-kg car experiences a combined force of air resistance and friction that has the same magnitude whether the car
determine the magnitudes and directions of the currents in each resistor shown in fig 19-48 the batteries have emfs of
in 20 minutes a ski lift raises 5 skiers at constant speed to a height of 140 m the average mass of each skier is 65 kg
a 2500 g of metal with specific heat 095 jg centigrade is heated to 800 centigrade and then placed in a calorimeter
an uncharged nonconductive hollow sphere of radius 110 cm surrounds a 160 microc charge located at the origin of a
the spindle of a stirrer rotating at 2100 rpm slows down uniformly to 900 rpm while making 80 revolutions compute the
the centers of a 12 kg lead ball and a 100 g lead ball are separated by 10 cma what gravitational force does each exert
the following reaction takes place when some drain cleaners are added to water what mass of hydrogen gas will be
a person is making homemade ice cream she exerts a force of magnitude 21 n on the free end of the crank handle on the