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a a string on a string bass is tuned to vibrate at a fundamental frequency of 750 hz if the tension in the string were
a uniform solid sphere of radius r swings without friction about a pivot point on the edge it is released from rest
the wavelength of the kalpha line from iron is 193pm what is the energy difference between the two states of the iron
in february 2004 scientists at purdue university used a highly sensitive technique to measure the mass of a vaccinia
a car travels around a circular track with a radius of r if the track is icy so there is absolutely no friction and the
a 0410-kg block is attached to a horizontal spring that is at its equilibrium length and whose force constant is 220 nm
a 640 cm diameter wire coil is initially oriented so that its plane is perpendicular to a magnetic field of 0720 t
in this problem the relative humidity and therefore dew point at the surface was low if your calculations are correct
the specific heat of a particular metal alloy is 026 calories per gram per degree celsius calculate the amount of heat
1nbspthe human eye is very sensitive to light having a wavelength ofnbsp545nbspnbsp10-7nbspm which is in the
the many satellites used in the global positioning system are constructed so that their onboard clocks are synchronized
a particle of mass m has a kinetic energy of 2mc2 what are its total energy e and magnitude of momentum p1 e 3mc2 p
a grating has 708 lines per centimeter find the angles of the first three principal maxima above the central fringe
what width slit will produce a central maximum that is 280 cm wide on a screen 180 m from the
an inkjet printer uses tiny dots of red green and blue ink to produce an image assume that the dot separation on the
the contacts worn by a farsighted person allow her to see objects clearly that are as close as 250 cm even though her
a baseball player throws a ball in the air with an initial speed of 50ms at an angle of 30 degrees above the horizontal
can someone answer these 2 questions for me in depth1 a group of students found an old dc electric motor in a box they
a 0230-kg piece of aluminum that has a temperature of -199 degc is added to 14 kg of water that has a temperature of 23
a snow maker at a resort pumps 180 kg of lake water per minute and sprays it into the air above a ski run the water
a piece of glass has a temperature of 710 degc liquid that has a temperature of 420 degc is poured over the glass
a spherical brass shell has an interior volume of 143 x 10-3nbspm3 within this interior volume is a solid steel ball
one january morning in 1943 a warm chinook wind rapidly raised the temperature in spearfish south dakota from below
the first-order principal maximum produced by a grating is located at an angle of theta 156 degrees what is the angle
a farsighted man uses eyeglasses with a refractive power of 322 diopters wearing the glasses 0026 m from his eyes he is