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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
a 60 g mass is hung from a spring with a spring constant of 25 nm and set into motion evaluate what the frequency of
a car moves along an x axis through a distance of 910 m starting at rest at x 0 and ending at rest at x 910 m during
aluminum rivets used in airplane construction are made slightly larger than the rivet holes and cooled by liquid
a motorcycle and 560 kilogram rider accelerate at 27 ms2 up a ramp inclined 10 degree above the horizontala determine
a step-down transformer turns ratio 18 is utilized with an electric train to reduce the voltage from the wall
two equal blocks are attached to two identical springs the two blocks at equilibrium are touching block a is pulled to
why is it recommended that you flex your knees and hips when lifting a heavy object rather than just flexing your hips
a horizontal spring is lying on a frictionless surface one end of the spring is attached to a wall while the other end
an archer pulls the bowstring back for a distance of 0440 meter before releasing the arrow the bow and string act like
a car is hauling 91 kilogram trailer to which it is connected by a spring the spring constant is 2400 nm the car
protons are accelerated around a ring two km in radius to speeds that approach that of light the energy for this is
the weight of block 1 sitting on a table is 422 newtonrsquos a rope tied to block 1 passes over a pulley mounted on the
compute the wavelength of the light emitted by hydrogen as predicted by the rydberg formula 1lambdar1n2- 1n2 with n4
two blocks are connected with a rope that passes of a set of pulleys one block weighs 412 newtonrsquos and the other
the mass of a hypothetical planet is 1100 that of earth and its radius is 14 that of earth if a man weights 600 newton