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an artificial satellite circles the earth in a circular orbit at a location where the acceleration due to gravity is
a cube of wood having an edge dimension of 200 cm and a density of 650 kgm3 floats on watera what is the distance from
after 35 minutes of running at the 9km points in a 10km race you find yourself 100 m behind the leader and moving at
consider a skydiver who has stepped from a helicopter and is falling through air before she reaches terminal speed and
a wooden block of volume 524 3 1024 m3 floats in water and a small steel object of mass m is placed on top of the block
a 1 012-kg satellite orbits the earth at a constant altitude of 93-kma how much energy must be added to the system to
a tennis player hit a ball 20 m above the ground the ballleaves his racquet with a speed of 20ms and an angle of
a man of mass m kg lying on a surface of negligible friction shoves a stone of mass m kg away from himself giving it a
the accommodation limits for nearsighted nicks eyes are 180 cm and 800 cm when he wears his glasses he is able to see
a pebble is released from rest at a certain height and falls freely reaching an impact speed of 2 ms at the floor next
a circular-motion addict of mass 90 kg rides a ferris wheel around in a verticalcircle of radius 10 m at a constant
the back wall of an auditorium is 310 m from the stage if you are seated inthe middle row how much time elapses between
a charge of 160 microc is at the center of a cube of edge 850 cm noother charges are nearbya find the total flux
a small ball with mass m is attached to a string which goes over a pulley and makes a small angle swing the length of
a cord is used to vertically lower an initially stationary block of mass m at a constant downward acceleration of g4
a tennis ball is struck at the base line of the court 115 m from the net the ball is given an initialvelocity with a
a machine part rotates at an angular speed of 044 rads its speed is then increased to 15 rads at an angular
the coefficient of kinetic friction between a refrigerator mass 100kg and the floor is 020 and the coefficient of
a proton accelerates from rest in a uniform electricfield of 670 nc at some later instantits speed is 160 x106
a titanium rod 05 m and an aluminum 05 m rods are connected and fixed to the right side of the wall find the
what is the formula for finding what is the linear speed inmeters per minute with this information providedradiusspins
a rock is dropped from rest at earth surface g980ms2and reaches the ground in 180s when droped from the same height on
a parallel-plate capacitor in air has a plate separation of 150 cmand a plate area of 250cm2 the plates arecharged to a
the magnetic field of an electromagnetic wave in a vacuum is bz 35 mut sin 16times107 x - 2pi f t where x is in m