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assume one of the global positioning system satellites has a speed of 446 kms at perigee and a speed of 364 kms at
a 1900 kg car traveling to the right at26 ms is chasing a second car of the similar mass that is traveling to the right
a simple pendulum is swinging back and forth through a small angle its motion repeating every 112 second determine how
a square loop of wire is held in a uniform 025 t magnetic field directed perpendicular to the plane of the loop the
a ball of mass m is dropped from a height h above the grounda ignore air resistance calculate the speed of the ball
a vehicle fuel tank is filled to the brim with45 l 12gal of gasoline at10 degc immediately afterward the vehicle is
a block with mass of 4 kilogram is compressed a distance d against a spring with a spring contrast of 250 nm the
a 46 kg object and a 130 kg object both resting on a frictionless table are associated by a mass less compressed spring
the big bang theory states that the beginning of the universe was accompanied by a huge burst of photons those photons
a wall in a house contains a single window the window consists of a single pane of glass whose area is 014 m2 and whose
an observer stands 231 meter behind marksman practicing at a rifle range the marksman fires the rifle horizontally the
a cylindrical shell of radius 7cm and length 24 cm has charge uniformly distributed on its surface the magnitude of the
in a head on collision a 4000 kilogram truck going 10 ms east strikes a 1000 kilogram automobile going 20 ms westa
1 what is the magnification of an astronomical telescope whose objective lens has a focal length of 80 cm and whose
a certain crude oil has an index of refraction of 125 a ship dumps 100m3 of this oil into the ocean and the oil spreads
a system does 44 times 104 joule of work and 79 times104 joule of heat flows into the system during the process obtain
the light from a red laser pointer has a wavelength of regarding 600nm if this laser has a power of 022mw what is the
a converging lens has a focal length of 60 centimeter a 12 centimeter high arrow is located 95 centimeter from the lens
light from a helium-neon laser is shines on a slit of width 002mm explain qualitatively the pattern of light seen on a
a 270 gram object moving to the right at 180 cms overtakes and collides elastically with a 100 gram object moving in
an object has a weight of 0882 newton it is suspended from a scale which reads 0735 newton when the piece is submerged
a pair of narrow parallel slits separated by a distance of 0221mm is illuminated by the green component from a mercury
water at the top of niagara falls has a temperature of 110degc if it falls a distance of 700 meter and all of its
a cube of solid aluminum has a volume of 100 m3 at 20 degree celsius find what temperature change is required to
a 015 kg marble moving to the right at 4ms has a head on elastic collision by a 045 kg marble sitting at rest on a