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a loudspeaker sounds a 600 hz tone find the difference in the wavelength of the sound waves produced in air at -5degc
a glider of 500gram is 10centimeter above the table at the beginning of its motion and 6centimeter above the table at
a building is about 336 meter high determine by energy considerations the kinetic energy of a 10 kg object after it has
a certain brand of hot dog cooker works by applying a potential dissimilarity 120 v to opposite ends of the hot dog and
a 360 kilogram object is supported on a wire attached to a 15-meter long steel bar that is pivoted at a vertical wall
a block is connected between two springs on a frictionless horizontally level track the other end of each spring is
a spring is attached to an overhead beam if you put a mass of 170 gram on it and it proceeds to stretch a distance of 7
the density of ice is 920 kgm3 and that of sea water is 1030 kgm3 find what fraction of the total volume of an ice berg
a thin spherical shell of mass 0400 kilogram and diameter 0250 meter is filled with alcohol rho 806 kgm3 it is then
a large gate weighing 200 newton is supported by hinges at the bottom and top and is further supported by a wirea
an originally uncharged 10muf capacitor is charged by a 10 v battery through a resistance r the capacitor reaches a
a color tv is in a room where the approximate magnitude of the earths magnetic field is 00500 mt suppose that the
a small particle with a mass of 26 times 10-20 kilogram is oscillating with simple harmonic motion with a period of
the accommodation limits for nearsighted nicks eyes are 200 cm and 790 cm when he wears his glasses he is able to see
a uniform string of length 2 m hangs from two supports of the same height 1 m apart by minimizing the potential energy
a diving board is fixed to a point in a concrete block a diver bounces 150centimeter from the free end of the diving
the arm of a crane is 170 meter long and makes an angle of18 degree with the horizontal suppose that the maximum load
in the lungs there are tiny sacs of air which are called alveoli assume the average diameter of one of these sacs is
an originally uncharged 10-muf capacitor is charged by a10-v battery during a resistance r the capacitor reaches a
a bucket filled with water has a mass of 79 kilogram and is attached to a rope that is wound around a 065 meter radius
a jar filled with water has a mass of 58 kilogram and is attached to a rope that is wound around a 120 meter radius
a mechanic jacks a car up to an angle of 60 degree to change the front tires the car is 29 meter long and has a mass
a street lamp weighs 150 newton it is supported by two wires that for man angle of 120o with each other the tensions in
a pendulum has a length of 746 meter find its period the acceleration of gravity is 98 ms2answer in units of sfind how
a bowling ball of mass 650 kilogram and radius 982 centimeter rolls without slipping down a lane at 332 ms determine