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a sample of an unknown substance has a mass of 895 g if 3452 j of heat are required to heat the substance from 285 k to
a girl throws a tennis ball upward with an initial velocity of 4 ms what is the maximum displacement of the
a copper rod k 397 wm oc of length 50 cm and diameter 2 cm is placed end to end with an iron rod k 795 wmoc of length
a 2 cm radius marble ie a solid sphere starts from rest and rolls down a 20 m long ramp inclined at 30 without slipping
a spectator seated in the left field stands is watching a baseball player who is 188 m tall and is 82 m away on a tv
a specific ultrasonic application used for metallurgy has a frequency of 20000 hz using the speed of sound in steel
an electric field is given by ex 35x3 kncfind the potential difference between the points on the x axis at x 1 m and
a specific sonar application used for underwater has a frequency of 10000 hz using the speed of sound in water 1500
theres been conglomerate world records set from all over but there hasnt been a record set for most surgical procedures
it was an intense day here in the oklahoma state court and not to mention hot for this spring the case of benjamin heck
a spaceship in outer space has a doughnut shape with 440-m outer radius the inhabitants stand with their heads toward
1 a person who is far-sighted has a near point of 45 cm the distance between the lens of the persons eye and their
a spaceship is detected traveling at 08c with respect to earth it sends out two flashes of light 10 minutes apart we
the 6-year graduation rate for american college students is about 59 this figure means that 41 of all students that
determine the moment of inertia of a long bar of length l rotating about an perpendicular to the bar at 1 4 of its
the space shuttle prepares to depart the surface of the earth where the atmospheric pressure is 1 atmosphere when the
standing waves a hollow tube of length l open at both ends as shown at right is held in midair a tuning fork with a
rememberplease answer the 3 questions for full credit your answer should be a minimum of 10 sentences with a page
a space ship leaves earth with a total mass including its fuel mi its fuel provides the energy to accelerates the ship
incident x-rays in a compton scattering experiment have a wavelength of 0400 nm the compton wavelength of the electron
the sound is coming through an open window whose dimensions are 11 m x 075 m the sound intensity level is 95 db above
two very large parallel insulating sheets are separated by 8 cm only a small portion near the center of the sheets is
1 what will students motivation be to continueparticipate in pe2 what will the teachers change to make pe more
there is something i dont understand about the hubble parameter h as it seems to clump two concepts together that i
quiz 2 questions1the ceo for your company asks that you brief the executive board on nuclear radiation hazards you are