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a woman is standing in the ocean and she notices that after a wave crest passes by five more crests pass in a time of
a bat strikes a 0145 kilogram baseball just before impact the ball is traveling horizontally to the right at 440 ms and
an electromagnetic wave is traveling in x directionnbspthe amplitude of the electric field is 60 vmnbspwhat is the
an electron with kinetic energy 140 kev circles in a plane perpendicular to a uniform magnetic field the orbit radius
when a beam of unpolarized light of intensity 24 x 10-4wmnbsp 2 passes during a thin polarizing filter the transmitted
assume that you wish to fabricate a uniform wire out of0950 g of copper if the wire is to have a resistance r 0500 and
a relaxed biceps muscle requires a force of 250 newton for an elongation of 30 centimeter the same muscle under maximum
two blocks of masses 2 kg and 3 kg are linked by a light string that passes over a pulley of moment of inertia
assume that a person can jump straight up a distance of 61 cm on the surface of the earth how small would a planet have
a 250 meter long copper wire has a mass of 025 kilograms a magnetic field of 015 teslas is oriented horizontally from
during a drag race a car is initially at rest on a long straight track at t 0 the car accelerates from rest at a
a satellite is in orbit about mars the satellites orbital radius is 425times107m the mass of the satellite is 6253 kg
a parallel beam of light from a he-ne laser with a wavelength of 658 nm falls on two very narrow slits 0050 mm apart
a 200 kilogram package is released on a 531 degree inclinenbsplnbsp414 meter from a long spring with force constant 120
a simple pendulum has period t on the surface of earth when taken to planet x the same planet has period 2ta if the
fairgoers ride the ferrr is wheel by radius with a radius of 500m-the wheel completes one revolution every 32 seconds
a child who has a mass of 24 kg slides down a slide from a height of 39 m if friction does a non-conservative work of
a physics professor jumps her snowmobile from the top of a 150 m high ramp that is inclined at an angle of 180o above
a 50 kilogram block is initially at rest on the surface of a smooth frozen lake mary applies a 70 n horizontal force
a motorist drives along a straight road at a constant speed of 153 ms now as she passes a parked motorcycle police
a thin uniformly charged spherical shell has a potential of 738 volt on its surface outside the sphere at a radial
a bicycle with 080 meter diameter tires is coasting on a level road at 56 ms a small blue dot has been painted on the
a sports car is driving around a circular race track that has a diameter of 1320 ft driving at a constant speed the
starting from rest a disk rotates about its central axis with constant angular acceleration in 30 s it rotates 30 rada
consider a relativistic particle of mass m and kinetic energy t derive an expression for the particles speed u in terms