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a rectangular sample of a metal is 36 centimeter wide and 500 microm thick when it carries a 42 amp current and is
two 220 cm focal-length converging lenses are placed 165 cm apart an object is placed 350 cm in front of one lens where
light of a wavelength 625nm passes during a single slit by a width of 0320mm and forms a diffraction pattern on a flat
a proton is located at a distance of 0420 m from a point charge of 830 micro coulombs the repulsive electric force
a light ray of wavelength 559 nm is incident at an angletheta on the top surface of a block of polystyrene bounded by
discover the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person20 m from
an am radio station operating at a frequency of 920 khz radiates 260 kw of power from its antennahow many photons are
a spark can jump among two non touching conductors is the potential dissimilarity is large a potential dissimilarity of
think about an atomic nucleus to be equivalent to a one-dimensional infinite potential well with l 11 x 10-14 m a
prob 1 two converging lenses a with a focal length of 20cm and b with a focal length of 50cm are placed 14cm apart an
an electron traveling at a speed of 732 x 10nbspnbsp 7 ms strikes the target of an x-ray tube upon impact nbspthe
a singly ionized helium atom he has only one electron in orbit about the nucleus what is the radius of the ion when it
a potters wheel is rotating around a vertical axis during its center at a frequency of 17 revs the wheel can be
a 480 kg disk is free to rotate about an axis during its center z the plane of the disk is horizontal and the radius of
an am radio station operating at a frequency of 960 khz radiates270 kw of power from its antennahow many photons are
you are given a concave mirror by focal length 400cm you start with an object 500cm high at 160cm in front of the
a coin rests 133 cm from the center of a turntable the coefficient of static friction among the coin and turntable
the maximum torque experienced by a coil in a 080 t magnetic field is 8410-4 n middot m the coil is circular and
a prism with angles 45omicron 45omicronand 90omicron is to be utilized to turn a beam of light during a 90omicron
a charged particle moves during a velocity selector at a constant speed in a straight line the electric field of the
a stopwatch is utilized to measure how long it takes a sprinter to run 100 meters this stopwatch measures time
when monochromatic light shines vertically on a soap filmn 133 with air on each side the second smallest nonzero film
a ray of light is incident on the surface of a block of clear ice at an angle of 310deg with the normal part of the
a 50 g horizontal metal bar 12 cm long is free to slide up and down among two tall vertical metal rods a 55x 10-2 t
a calculate brewsters angle for light incident from diamond into air if the glass has an index of 2409b unpolarized