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a satellite has a mass of 105 kilogram and is placed at 198 x 106 meter above the surface of eartha find the potential
an automobile moves on a level horizontal surface in a circle radius 30 m the coefficient of friction between tires and
a 2 kilogram stone is attached to a string and swung in circular motion with radius of 6 m on a horizontal and
find the net torque about the axis of a bar that has force 1 directed to left of axis with a r 25 centimeter and at an
find the tangential acceleration of a bug on the rim of a 110 in diameter disk if the disk moves from rest to an
a window washer pulls herself upward using a pulley apparatus if she increases the force by 15 percent compute what
point charge q is placed close to a very large conducting plane a professor of physics asserted that the field caused
a skier travels down an inclined trail at 22o and the coefficient of kinetic friction for the skiers shoes-ice surface
a 102 kg weather rocket generates a thrust of 200n the rocket pointing upwards is clamped to the top of a vertical
a square loop with resistance 15 ohms is located perpendicular to a time -varying magnetic field the loop is 82
sound propagating during air at 30 degrees celsius passes through a vertical cold front into air that is 40 degrees
assume a rocket launches with an acceleration of 305 ms2 estimate what is the apparent weight of a 92 kilogram
assume a beam of 50 ev protons strikes a potential energy barrier of height 60 ev and thickness 056 nm at a rate
an electron microscope is using a 100 kev electron beam an atom has a diameter of about 10-10 m1 find the wavelength of
a certain telescope has an objective mirror with an aperture diameter of 153 mm and a focal length of 1610 mmnbsp it
a farm tractor tows a 3700 kilogram trailer up an 18o incline with a steady speed of 32 ms determine what force does
a parrallell plate capacitor is constructed using a dielectric material whose dielectric constant is 230 and whose
a long uniform rod of lengthnbsplnbspand massnbspmnbspis pivoted about a horizontal frictionless pin through one end
a 32-lb block is attached to a cord that is wrapped around the rim of a flywheel of diameter 1 ft and hangs vertically
a wave on a string starts at the middle and crests at 10 centimeter goes to the trough the line crests again goes to a
a capacitor 910 microf is connected in a parallel arrangement with a second capacitor 310 microf and in series with a
the two positively charged protons in a helium nucleus are separated with about 2010-15m use coulombs law to find the
you are at a state fair a sideshow barker claims that the star of the show can throw a 73 kilogram olympic-style hammer
a vibrating string resonates at a frequency of 280 hertz the next highest resonant frequency is 350 hz1 determine what
when white light passes during transmission diffraction grating an observer sees in the fringe of the 1st order1 a