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the position of a particle is given in cm by x 7 cos 9t where t is in secondsa discover the maximum speed msb discover
the figure shows a graph of the power dissipated in a resistor as a function of the resistance what quantity does the
the position of a particle in cm is given by x 7 cos 6t where t is in seconds1 what is the frequency hz2 what is the
two small particles have charges q1 40 c and q2 70 c if the magnitude of the electric force between the particles is
a particle moves so that its position in meters as a function of time in in seconds is r i 30 t2 jt k write
a driver is driving once again from nogales to tucson on i-19 past the wreck of the car that veered off the road and
a long pipe of outer radius 350 cm and inner radius 298 cm carries a uniform charge density of 522 mcm3 using gausss
question neglecting air friction and lift effects is the time a projectile by a horizontal acceleration stays in the
two cars start from rest at a red stop light when the light turns green both cars accelerate forward the blue car
an earthquake p-wave is passing during the earth what are the relative intensities and amplitudes of the wave at
at a distance of 450 m from a siren the sound intensity is 513 times 10-2 wm2 assuming that the siren radiates sound
sound is passing perpendicularly during an open window whose dimensions are 11 m x 075 m the sound intensity level is
a bird is flying directly toward a stationary bird-watcher and emits a frequency of 1380 hz the bird-watcher but hears
earths atmosphere is constantly bombarded by cosmic ray protons that originate somewhere in space if the protons all
two small positively charged spheres have a combined charge of 543times10-5 c if each sphere is repelled from the other
bob gauges the west wall of the room four times and calculates the mean of his data set to be 6293 m and the and
write policy briefing note ldquoidentification of the rising health threats in canada for environmental pollution and
how does economics differ from a natural science like chemistry and formal science like mathematics how is it similar
depict a lewis structure for the most significant resonance form of each ion showing formal charges and oxidation
if the salt concentration of a soup is reduced from 5 to 3 explain what will the effect on available water
as per to the epa the maximum contaminant level mcl of antimony in drinking water is 00060 mgl a transfer the mcl of
conservatively volumes of all glassware are expressed at 20 degrees c the expansion coefficient of glass is 00025 per
a substance has a vapor pressure of 7786mm hg at 3183 k as well as a vapor pressure of 1613 mmhg at 340 7 k compute its
a pipet is calibrated to deliver 1000ml of water could you presume that the same volume would be delivered for each
compute the expected ph of the acetate buffer and compare it with the ph determined by the ph meter if they are