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when responding to sound the human eardrum vibates about its equilibrium position nbspsupposed an eardrum is vibrating
three point charges have equal magnitudes two being positive andone negative these charges are fixed to the corners of
a dipole of moment 05 emiddotnm is placed in a uniformelectric field with a magnitude of 15multiplied by 104 ncwhat is
suppose you made a 540 kiloohm resistor from a carbonresistor and a nichrome wire-wound resistor connected together so
a 100 g ball attached to a spring with spring constant 250nm oscillates horizontally on a frictionless table its
a 250 khz sound wave is transmitted through an aluminum roda what is the wavelength in the almuniumb what is the sound
two divers jump from a 290 m platform one jumps upward at 180 ms and the second steps off the platform as the first
the relativistic heavy ion collider rhic at brookhaven iscolliding fully ionized gold au nuclei accelerated to an
a plate carries a charge of -255muc while a rod carries a charge of 203muc how many electrons must be transferred from
two identical small insulating balls are suspended by separate 0256 m threads that are attached to a common point on
a charge of -282 muc is fixed at the center of a compass two additional charges are fixed on the circle of the compass
the magnetic force exerted on a 13 - m segment of straight wire is 16 n the wire carries a current of 31 a in a region
two race cars are traveling in the same direction one in front ofthe other 351 m apart at a speed of692 ms the driver
a parallel- plateair-gap capacitor has a capacitance of 28 pf the platesare separated by 12mm 1 pf 1 x 10-12f 1 mm 1
a ball is thrown by an italian physicist from the top of the leaning tower of pisa at a speed of 8ms and falls to the
a ball is tied to an elastic string of length 80m and swung in a horizontal circle with a velocity if 08ms when a
you are given a wooden rod 70 cm long and asked to drill a small diameter hole in it so that when pivoted about the the
a vertical container with base area measuring 140 cm by 170 cm isbeing filled with identical pieces of candy each witha
a certain device in a 120 v circuit has a current rating of 20 a find the resistance of the device answer in units of
a swimmer swims across the river and reaches the opposite shore directly across from where he started he swims at 50 ms
the voltage marked on a light bulb is usu- ally either 110 or 120 v the power of a light bulb is 60 w it is connected
william burns 52 g of peanuts beneath 1000 g of water which increases in temperature from 27c to 43c assuming 30
in the 1950s an experimental train that had a mass of 16000 kg was powered across a level track by a jet engine that
in an l-r-c series circuit the rms voltage across the resistor is 283 v across the capacitor it is 882 v and across the
a barefoot field-goal kicker imparts a speed of 49 ms to a football initially at rest if the football has a mass of 076