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while in orbit about the earth a space shuttles mass is 50000 kilogram and its speed is 8 kms evaluate what is its
two lightweight rods 24centimeter in length are mounted perpendicular to an axle and at 180 degree to each other at
the flywheel of a steam engine runs with a constant angular speed of 300 revmin when steam is shut off the friction of
the top of a tower much like the leaning bell tower at pisa italy moves toward the south at an average rate of 12 mmy
a transparent sphere of unknown composition is observed to form an image of the sun on the surface of the sphere
a 100 kilogram man is 34 of the way up a 10 meter ladder that is resting against a frictionless wall the ladder has a
a bicycle wheel with a mass of 25 kilogram and a radius of 33centimteter roll across a horizontal floor with a
a pendulum is made up of a 20 kilogram mass suspended on thin aluminum wire this pendulum has a period of exactly 4
a wheel rotating about a fixed axis with a constant angular acceleration of 20 rads2 turn through 24 revolutions during
a hollow cubical box is 0109 meter on an edge this box is floating in a lake with 14 of its height beneath the surface
an object is solid throughout when the object is completely submerged in ethyl alcohol its apparent weight is 164
a simple at woods machine uses two masses m1 and m2 starting from rest the speed of the two masses is 96 ms at the end
a 400 l copper can is filled with water at 500oc if the top is not capped determine how much water will overflow when
to find the acceleration of a glider moving down a sloping air track you measure itsnbsp velocities v1 and v2 at two
a long thin steel rod is 50000 centimeter long at 0oc when exposed to the summer sun its temperature is raised to 33oc
a proton is placed at a distance of 0400 meter from a point charge of 830 microc the repulsive electric force moves the
armadillos have an unfortunate defense mechanism that gets them slaughtered in large numbers on texas roads they
a satellite circles the earth in an orbit whose radius is 11 times the earths radius the earths mass is 598 1024
an old-fashioned single-play vinyl record rotates on a turntable at 450 rpm what are a the angular velocity in rads
a 102 kilogram fireman slides down a pole to the ground floor 33 meter below the fireman starts at rest and lands with
estimate the number of electrons present in a neutral 16kg block of
a wooden plank is 500 meter long and supports a 750-kilogram block 200 meter from one end if the plank is uniform with
a 2400-kilogram truck is 600 meter from one end of a 270-meter-long bridge a 1500-kilogram car is 100 meter from the
a car has a 12 w reading lamp in the ceiling this lamp operates with a potential difference of 12 v across it determine
a personal computer is to be used to program several different plcs from different manufacturers what would be