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a sculpture is 400 m tall and has its cg located 180 m above thecenter of its base the base is a square with a side of
a small spherical insulator of mass 675 x 10-2 kgand charge 0600 muc is hung by a thin wire of negligiblemass a charge
the mercury manometer shown in the figure below is attached to agas cell the mercuryheight h is 124 mm when the cell is
a trap door of length and width 165 m is held open at an angleof 650 degree with respect to the floor a rope is
the force of repulsion that two like charges exert on each otheris 42 n what will the force be if the distance between
the ammonia molecule nh3 has a permanent electric dipole moment equal to 131 d where 1 d 1debye unit 33410-30
a 40-kg football player leaps through the air to collide with andtackle a 60-kg player heading toward him also in the
a 10-kg cement block moving horizontally at 20 ms plows into apillow and comes to a stop in 05s what is the average
a 80-kg blob of clay moving horizontally at 20 ms hits a 40-kgblob of clay at rest what is the speed of the two blobs
a stream is 30m wide and its current is 15 ms south if a boat istraveling 2ms east how long does it take for it to
water is being boiled in an open kettle that has a 0500 cm thickcircular aluminum bottom with a radius of 11 cm if the
a hockey puck is hit on a frozen lake and starts moving with aspeed of 107 ms five seconds laterits speed is 560 msa
a pop up toy has a mass of 0020 kg and has a constant of 150 nm a force is applied to the toy to compress 0050m
a 550-mh inductor and a 880-muf capacitor are connected in series with a generator whose frequency is 300 hz the rms
a simple pendulum of length 140 m witha bob of mass 110 kg has linearspeed v0 300 ms whenthe cord makes an angle q0
calculate the cross-section for the scattering of a 10mev alpha-particle by a gold nucleus z79 a197 through an angle
a ball is moving at 4ms and has a momentum of 48 kgms what is the balls
a bat can detect very small objects such as an insect whose length is approximately equal to one wavelenth of the sound
the drawing shows an edge-on view of the solar panels on a communications satellite the dashed line specifies the
a during the time you are in flight down tothe floor the earth is lurching up toward you with an accelerationa if your
in gravity-free interstellar space a spaceship fires itsrockets to speed up th rockets are programmed to increase
a bowling ball mass 72 kg radius 013 m and a billiard ball mass 031 kg radius 0028 m may each be treated asuniform
the terminal voltage of a certain battery is measured with the battery disconnected and is found to be 618 v the
a transformer is used to operate a model train the transformerwhich is plugged into a standard electrical outlet
a very light rigid rod with a length of 5m extendsstraight out from one end of a meter stick the meter stick