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an avalanche of ice and snow of mass 1 800 kg slides a vertical distance of 160 m down a mountainside if the
a person typically contains 50 l of blood of density 105 gml when at rest it normally takes 10 mint to pump all this
a venturi tube may be used as the inlet to an automobile carburetor if the 20-cm diameter pipe narrows to a 10-cm
a 430 kg block of wood hangs from the ceiling by a string and a 710 x 10-2 kg wad of putty is thrown straight upward
sometimes mirages are formed when light reflects from of a warm layer of air near a hot surface like a road if it is
a square loop of wire with 200m sides is perpendicular to a uniform magnetic field that points into the paper the
an uncharged capacitor and a resistor are connected in series to a source of emf if 1200 v c 170 microf and r 100
a frictionless spring of spring constant 500 nm has one end attached to a vertical wall and the other end to a block of
as an eager scientist on a hot summer day you wish to determine how much ice to buy to add to your cooler which is
on a day when a thunderstorm is brewing there could be a vertical electric field of magnitude of 200times104 nc a car
the storage of radioactive waste is a massive problem in the nuclear industry one problem that scientists must take
a uniform electric field of magnitude 640 nc exists between two parallel plates that are 400 cm apart a proton is
ann uses a hose to water her garden the water enters the hose through a faucet with a 60-cm diameter the speed of the
a 400-kg piano slides 36 m down a 28 degree incline and is kept from accelerating by a man who is pushing back on it
at large distances a bar magnet acts like the magnetic dipole created by a current carrying loop imagine such a magnet
a thin stream of water flows smoothly from a faucet and falls straight down at one point the water is flowing at a
a round pipe of varying diameter carries petroleum from a wellhead to a refinery at the wellhead the pipes diameter is
you spray your sister with water from a garden hose the water is supplied to the hose at a rate of 0137 liters per
a student in an undergraduate physics lab is studying archimedes principle of bouyancy the student is given a brass
bowling balls can be made from a variety of substances and are required to have a circumference of roughly 270 inches
a sample of an ideal gas has a volume of 00100 m3 a pressure of 100 103 pa and a temperature of 300 k what is the
bowling balls are roughly the same size but come in a variety of weights given its official circumference of roughly
have you ever listened for an approaching train by kneeling next to a railroad track and putting your ear to the rail
a 2000 kg car is traveling at 150 ms down a long mountain grade of 20 the mountain road is 50 km long the heat
200 joules of heat flows into a 35 g sample if the temperature increases by 10degc then what is the heat capacity of