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a heart defibrillator passes 12 amp of current through a patients torso in 3 x 10-3 sec to restore normal beating of
what current is needed in the windings of a long solenoid that has 850 turns uniformly distributed over a length of
a 05 kilogram rubber ball is dropped from a height of 30 meter above a hard concrete ground after striking the ground
discover the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person20 m from
a water pipe having a 29 cm inside diameter carries water into the basement of a house at a speed of 092 ms and a
a pitcher pitches a baseball of mass 020 kilogram the ball arrives at home plate with a speed of 40 ms and is batted
can someone describe the physics behind this problem the forces involved are confusing a bicyclist coasts down a 6
if 17 joule of energy is to be stored in a 516-mh inductor calculate how much current must be passing through it
a charged cork ball of mass 126 gram is suspended on alight string in the presence of a uniform electric field when the
two electrons in the similar atom have n 4 and script i 3a how many quantum numbers are there for the possible states
an electronic point source emits sound isotropic ally at a frequency of 3000 hz and a power of 34 watts a small
the allowed energies of a simple atom are 00 rm ev40 rm evand 60 rm ev1 what wavelengths appear in the atoms emission
an x-ray of wavelength 868 pm strikes an electron and is compton scattered by an outgoing wavelength 882 pmwhat is the
an electron by a charge of -67 muc is on the left in the middle a proton charged with 45muc and on the right an
we wish to design an ac generator using an armature on which is wound a flat tight rectangular coil 800 cm x 200 cm of
a 30 g ice cube floats in 210 g of water in a 100 g copper cup all are at a temperature of 0degc a piece of lead at
the driver of a van slams on her brakes to avoid colliding with a deer crossing the highway describe what happens to
an old mining tunnel disappears into a hillside you would like to know how long the tunnel is but itrsquos too
a spherically shaped balloon has a radius of 856m and is filled by helium how large a mass of cargo can it lift
in the high jump the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of
it is difficult to understand where a majority of the numbers are derived from in step 3 first where was the 288r
a current of 250 ma is maintained in a single circular loop with a circumference of 340 meter a magnetic field of 0860
in an emergency stop to avoid an accident a shoulder strap seatbelt holds a 60 kilogram passenger in place if the car
a rifle weighs 500 newton and its barrel is 0750 meter long it shoots a 250 gram bullet which leaves the barrel at a
a 24 centimeter tall object is 30 centimeter to the left of a lens with a focal length of 15 centimeter a second lens