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in an oscillating series rlc circuit find the timerequired for the maximum energy present in the capacitor during
in an oscillating lc circuit l 320 mh and c 260microf at t 0 the charge on the capacitor is zero andthe current is
a 50-cm-diameter coil has 20 turns and a resistanceof 050 ohms a magnetic field perpendicular to the coil is b 002t
the drawing shows a device that can be used to measure the speed ofa bullet the device consists of two rotating disks
a beam of light is incident from air onto a flat piece ofpolystyrene at an angle of 52circ relative to a normal to the
refraction is caused by the fact thatthe angle of incidence is greater than the critical anglea given medium has
a 702 kg high jumper leaves the ground with a vertical velocity of 12 ms how high can he jump the acceleration of
a horizontal segment of pipe tapers from a cross sectional area of50 cm2 to 05 cm2 the pressure at the largerend of the
on a weekend archeological dig you discover an old club-ax thatconsists of a symmetrical 92 kg stone attached to the
a girl hears her echo return from a wall 100 sec after she makes a sound assuming the speed of sound is 330 ms how far
the magnetic field of a cylindrical magnet that has a pole-face diameter of 45 cm can be varied sinusoidally between
a 325 mol sample of an ideal diatomic gas expandsadiabatically from a volume of 01990 m3 to 0704 m3initially the
which of the following lineages make up the living amniotanbspnbspnbsp frogs salamanders and caeciliansviviparous
radium is a radioactive element whose nucleus emits an alphaparticle a helium nucleus that has a kinetic energy of
a helicopter lifts a 70 kg astronaut13 m vertically from the ocean by means ofa cable the acceleration of the astronaut
estimate how many molecules of air are in each 19 l breath you take that were also in the lastbreath einstein took
a coin slides over a frictionless plane and across an xycoordinate system from the origin to a point with xycoordinates
a luge and its rider with a total mass of 115 kg emerge from a downhill track onto a horizontalstraight track with an
a force of 47 n acts on a 14 kg body initially at resta compute the work done by the force in thefirst secondb compute
a 78 kg diver steps off a 11 m tower and drops from rest straight down intothe water if he comes to rest 43 mbeneath
a moving particle encounters an external electric field that decreases its kinetic energy from 10270 ev to 7400 evas
a capacitor is connected across an ac generator whose frequency is 750hz and whose pick output voltage is 140 v the rms
a laser beam moves from the bottom of an aquarium towards thesurface the beam describes an angle of 4875 degrees
you walk 35m in front of a large round mirror you see yourimage right side up and apparently half your size height what
a packing crate is placed on a 24deg inclined planeif the coefficient of static friction between the crate and the