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what happens to a wave when it reflects against a fixed boundary comment on the direction of motion and the orientation
describe an imaginary process that violates both the first and the second laws of
a00230kg bullet moving horizontally at500ms embeds itself into an initially stationary 0500 kg block what is their
what type of material generally makes a better conductor of heat a solid or a gas briefly
why does temperature not change when undergoing a phase change from solid to liquid as in the case of melting ice even
an experiment to measure the speed of light uses an apparatus similar to fizeaus the distance between the light source
a car approaches you at 50 kmh the driver turns on the headlights from your point of view the light from the headlights
a lamp in a childs halloween costume flashes based on annbsprcnbspdischarge of a capacitor through its resistance the
a jumper leaves the ground with an initial vertical velocity of 38 mswhenhiscenterof mass is 095 m above the ground
a clear optical window made out of plastic n14 is coated with a hard antiscratch coating having n 18 what should be
a 566 hz sound wave travels through a substancethe wavelength of the sound wave is measured to be 214 centimeters what
a 487 gram silver bullet traveling at 912 mph strikes an armor plate and comes to a stopnbspif all its energy is
a long nonconducting cylinder radius 12 cm has a charge of uniform density 5 ncm3 distributed throughout its
an electron with electric charge of 1610-19 c falls through a potential difference of 56 kv in the vacuum of an x-ray
four particles each of mass 020 kg are placed at the vertices of a square with sides of length 050 m the particles are
1 what are some of the reasons that wind-energy capacity is growing at 30-40 per year in europe at this rate how long
a microwave oven heats food using electromagnetic waves with wavelengths in the microwave regime in this problem well
a 4 uc charge is placed on the x axis at x 3 m and a -2 uc charge is located on the y axis at y -1 m point a is on
two identical particles each with a mass of 2 ug and a charge of 25 nc nbspare released simultaneously from rest when
the simplest model that retains the effect of gas-wall heat transfer is presented in the drawing the mass of the ideal
a man-made satellite orbits the earth in a circular orbit that has a radius of 18000km the mass of the earth is 597e24
there are two planets the larger planet has a radius four times as large as the smaller planet but is only one-half as
a water wave has a frequency of 6 hz and a wavelength of 3 ma what is the period of these wavesb what is the wave
a 5 nc point charge is embedded at the center of a nonconducting sphere radius 2 cm which has a charge of -8 nc
charge of uniform density 20 ncm2 is distributed over a cylindrical surface radius 1 cm and a second coaxial surface