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four point charges have the same magnitude of 236 10-12 c and are fixed to the corners of a square that is 365 cm on a
a sound source is moving at 85 ms toward a stationary listener that is standing in still air in the reference frame of
the linear acceleration of a particle is given with at 700 t3 where the acceleration is in ms2 and the time is in
when a pin of mass 0140 g is dropped from a height of 050 m 005 of its energy is converted into a sound pulse by
a spherical source radiates sound uniformly in all directions at a distance of 12 m the sound intensity level is 10-4
mary weighs 505 n she walks down a flight of stairs to a level 550 m below her starting point what is the change in
an object gets a variable acceleration in ms2 that changes with time according to the equation at 50-14t 0 lt t lt 80s1
what will be the speed if the string is replaced by one made of the same material and under the same tension however
the equation of a transverse wave traveling in a string is given by ya sink xt the tension in the string is 200 n a 2
a 100-m long string of mass 200 g is clamped at both ends the tension in the string is 200 n the string is pluck so
a beam of light of wavelength 630 nm is incident on a slit that is 0400 mm wide if the distance among the slit and the
discover the electric force on a point charge q1 at any point p along the x axis due to a thin charged needle of length
a charged oil drop that has a mass of 540 x 10-12 kg and carries 10 elementary charges is centered 50 mm below the
under american federalism which government is sovereign having ultimate authority a only federal incorrect b only
what are the united states different economic
which of the following tribes was among those that eventually became part of the great horse cultures in north
what changed in the american political culture between 2004 and 2012 did the electorate become more or less liberal
michael purchase a certain number of shares of one stock for a total of 1530 the second stock was selling for 4 less
find the amount of the ordianry annuity based on the information given r10500 8 interested compounded semiannually
at the time t 0 the child throws a coconut upward suppose the coconut is directly below the monkey at a speed v0 at
calculate what is the total distance traveled by a vehicle if for 130 meter with a deceleration of 120 ms2 and 50 meter
a planet of mass 6 times 1024 kilogram is at location lsaquo -3 times 1011 8 times 1011 0 rsaquo meter a star of mass 9
an astronaut at rest on earth has a heartbeat rate of 70 beatsminute find what will this rate be when she is traveling
cannon placed 60 meter from the base of a vertical 25 meter tall cliff shoots a 15 kilogram shell at 43 degree above