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a 0170-a current is charging a capacitor that has circular plates 150 cm in radius the plate separation is 400 mma what
the longest pipe in a certain organ is 270 m longa what is the lowest frequency the organ will produce if the pipe is
the magnitude of a magnetic field a distance 20 um from a wire is 110104 t how much current is flowing through the wire
a tungsten target is struck by electrons that have been accelerated from rest through a 620-kv potential difference
a 25 kg child at a playground runs with an initial speed of 25 ms along a path tanget to the rim of a merry-go-round
a 60 v battery is connected in series with a 29 mh inductor a 110 ohm resistor and an open switch how much energy is
imagine a game of tug of war where the winner must move the middle of the rope 1 meter in their direction suppose the
two solenoids are used to produce a magnetic field across a cathode-ray tube figure 2839 pg 920 each coil has n6000
when lightning strikes a vehicle with a person inside how long should the person stay inside the
the far point of an eye is 145 cm a corrective lens is to be used to allow this eye to focus clearly on objects a great
a converging lens with a focal length of 20cm and a diverging lens with a focal length of -52cm are 920cm apart a 28cm
a wedding ring is tossed into the air and given a spin resulting in an angular velocity of 125 rotations per second the
in fig 28-38 a charged particle moves into a region of uniform magnetic field goes through half a circle and then
a beam of x-rays having a wavelength of 09nm impinges on an unknown crystal the strongest reflection m1 is observed to
a satellite is in elliptical orbit with a period of 612 x 104 s about a planet of mass 814 x 1024 kg the pericenter
two upward wave pulses are generated at opposite ends of a string and travel toward each other one has an amplitude of
a ruby laser emits an intense pulse of light that lasts a mere 10 ns the light has a wavelength of 690 nm and each
an electron with a speed of 550times106 ms collides with an atom the collision excites the atom from its ground state
a spring with spring constant k is attached to mass m the spring is horizontal and mass m sits on a horizontal
consider a box with a lid 15m wide and 070m long if the inside of the box is evacuated ieits pressure is zero how much
a small solid ball is released from rest while fully submerged in a liquid and then its kinetic energy is measured when
a satellite is in a circular orbit very close to the surface of a spherical planet the period of the orbit is t 224
fourteen moles of an ideal monatomic gas expand isothermally at a temperature of 75degc if the volume of the gas
the pitch of the sound from a race car engine drops the musical interval of a tenth when it passes the spectators this