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a wheel free to rotate about its axis that is not frictionless is initially at rest a constant external torque of 53
a hunter on a frozen essentially frictionless pond uses a rifle that shoots 420 g bullets at 975 ms the mass of the
a house painter stands 3 m above the ground on a 54-m-long ladder that leans against the wall at a point 47 m above the
a charge q0 is distributed uniformly througout a non- conductiong sphere of radius r0 the sphere also has a point
consider two semi-infinite sheet with equal magnitude but opposite sign surface charge densities the plates are 02 m
a point mass consisting of 26 charged particles travels at a velocity of magnitude 780 x 107 ms through a uniform
a car engine is initially rotating at 60 rads it is then turned off and takes 500 s to come to a complete stop what is
a coordinate system in meters is constructed on the surface of a pool table and three objects are placed on the table
a cylinder made of insulating material has a uniform volume charge density the cylinder is 20m in length and a radius
an inductor in the form of a solenoid contains 410 turns and is 128 cm in length a uniform rate of decrease of current
a ball is dropped from a height of 10 ft onto a level floor if the coefficient of restitution is 09 how long will it
laser light of wavelength 6328 nm falls normally on a slit that is 00250 mm wide the transmitted light is viewed on a
write down the mathematical relationship between velocity v and time t for a coin tossed up into the air after it
consider 1cmsup3 of liquid nitrogen contained within a 5cmsup3 sealed container if the temperature of the container is
a skier leaves the starting gate at the top of a ski jump with an initial speed of 4 ms the starting position is 120 m
a cannon with a mass of 115 kg shoots a cannonball with a mass of 8 kg if the speed of the cannon ball as it leaves the
two equal objects of mass m on effectively frictionless horizontal air track are held between rigid supports by three
a thin cylindrical rod l 206 cm long with a mass m 120 kg has a ball of diameter d 600 cm and mass m 200 kg
if a iron core of a collapsing star initially spins with a rotational frequency of fo34 per second and the core radius
differentiate the amplitude of a forced oscillator to find the frequency that yields the maximum amplitude under what
a pendulum is constructed by attaching a small metal ball to one end of a 125 m long string that hangs from the ceiling
a 40-kg rock is dropped from a height of 210 m at what height is the rocks kinetic energy twice its potential energy m
a quantity of gas in a piston cylinder has a volume of 0544 m3 and a pressure of 200 pa the piston compresses the gas
a proton moves through a uniform magnetic field given by b 10i 180j 30k mt at time t1 the proton has a velocity
an electron is confined to move in the xy plane in a rectangle whose dimensions are lx and ly that is the electron is