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the coefficient of static friction between a rope and the table on which it rests is micros find the fraction of the
a cylinder 5 m high with a 2m diameter is filled with water at 20 degrees c at 101 kpa is placed on the ground circle
a cannon fires up at an angle 60 degrees above horizontal with a muzzle velocity of 60 ms what is the speed at the top
a clown is using a concave makeup mirror to get ready for a show and is 26 cm in front of the mirror the image is 70 cm
the speed of a sinusoidal wave on a string depends ona the frequency of the waveb the wavelength of the wavec the
a planet of mass 71024 is at location lt-41011 610110gt m a star of mass 81030 is at location lt41011-610110gtm what is
an airplane accelerates down a runway at 320 ms2 for 328 s until is finally lifts off the ground determine the distance
an ac generator supplies an rms voltage of 500 v to an rl circuit at a frequency of 210khz the rms current in the
a loop of wire has the shape shown in the drawing the top part of the wire is bent into a semicircle of radius r 023 m
in the figure below the hanging object has a mass of m1 0480 kg the sliding block has a mass of m2 0770 kg and the
an object is launched at 30 with initial speed of v 30ms a when does it reach the highest point of the projectile b
an electric ceiling fan is rotating about a fixed axis with an initial angular velocity magnitude of 0210 revs the
a 600-microc charge is moving with a speed of 700 104 ms parallel to a very long straight wire the wire is 500 cm from
a spherical balloon has a radius of 735 m and is filled with helium how large a cargo can it lift assuming that the
an antrsquos position is described as follows r 2t3 - 6t2 i -3t4 2t j a what are the x- and y-components of the
a wave on a string is described by yx t 170 sinx8 - 8t where x and y are in centimeters and t is in seconds a what is
estimate the pressure exerted on a floor by a one pointed chair leg 60 kg on all four legs of area0020 cm2 and b a
starting with the ampere law what assumption leads to the modification of ampere law start from the assumption and
a vertical force f is applied to a block of mass m that lies on a floor what happens to the magnitude of normal force
when an electron moving through air has 5 mev of energy what is the ratio of the rates of energy loss by bremsstrahlung
the slope of a line connecting two points on a velocity versus time graph gives a instantaneous velocity b average
a120-m-long wire has a resistance equal to0320 a second wire made of identical material has a length of190m and a mass
a proton mass 167 10 is moving at 165 10 directly toward a stationary helium nucleus mass 664 10 after a head-on
the steel e string of a violin is under a tension of 460 n the diameter of the string is 0170 mm and the length under
piano tuners tune pianos by listening to the beats between the harmonics of two different strings when properly tuned