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atmospheric pressure is about 10 x 105 pa on averagea find the downward force of the air on a desktop with surface area
a 12 kilogram board 20 meter long is pivoted exactly at its center a 46 kilogram box is at one extreme end find how far
a 110 gram cube of ice at 0degc is dropped into 10 kilogram of water that was originally at 74degc find the final
joes boat leaves the harbor and heads straight for treasure island which is 32 degree north of west joe travels 19
joe and jake are in joes apartment and they decide to go to restaurant for dinner joe drives alone to the restaurant by
two point charges are separated by 6 centimeter the attractive force between them is 20 newton calculate what the force
a projectile of mass 205 kilogram is fired at an angle of 600 degree above the horizontal and with a speed of 750 ms at
a u-tube contains liquid of unknown density an oil of density 762 kgm3 is poured into one arm of the tube until the oil
a ray of sunlight is passing from diamond into glass the angle of incidence is 3760o the indices of refraction for the
a bowling ball is released at the upper edge of a ramp that is inclined at an angle of 37o with the floor the ramp is
a farmhand pushes a 23 kilogram bale of hay 37 meter across the floor of a barn if she exerts a horizontal force of 91
a cylindrical barrel with a radius of 30 centimeter and a mass of 75 kilogram rolls across a warehouse floor without
a bucket with a mass of 30 kilogram is suspended by a rope that is wrapped around a cylinder the cylinder has a mass of
tarzan who weighs 670 newton swings from a cliff at the end of a convenient vine that is 18 meter long from the top of
a broad source of light lambda589 nanometer illuminates normally two glass plates 12 centimeter long hat touch at one
if the torque required to loosen a nut that is holding a flat tire in place on a vehicle has a magnitude of 400 nbullm
a meter stick is found to balance at the 497 centimeter mark when located on a fulcrum when a 520 g mass is attached at
a potters wheel having a radius 049 meter and a moment of inertia 128 kgbullm2 is rotating freely at 51 revmin the
a 235 kilogram merry-go-round in the shape of a uniform solid horizontal disk of radius 150 meter is set in motion by
green laser light lambda532 nanometer falls on a double slit of separation 2 millimeter a thin lens f1m is located near
a series circuit contains a 500pi-h inductor a500pi-muf capacitor and a 300 ohm resistor connected to a 120 volt rms
a window is coated with a thin film of mgf2 n138 determine how thick a coating is needed to produce minimum reflection
the slidey skull the slidey skull consists of a 48 kilogram skull attached to a 75 nm spring that slides back and forth
a possible means for making an airplane invisible to radar is to coat the plane with an antireflective polymer if radar