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two 227 kilogram ice sleds that are located a short distance apart one directly behind the other a 363 kilogram cat
an electron orbits a proton at a radius of 542 10-11 m what is the magnitude of the magnetic field at the proton due to
a car moving with a velocity of 55 kmh accelerates uniformly at the rate of 2 ms2 calculate a the distance traveled
a bullet is fired with a velocity of 196 ms at an angle of 600 degree with the horizontal finda find the horizontal and
two identical sinusoidal waves by wavelengths of 200 m travel in the similar direction at a speed of 150 ms the second
a 16 kilogram cylinder radius 010 meter and length 050 meter is released from rest at the top of a ramp and allowed
if the pressure of an ideal gas is twice while its absolute temperature is halved calculate the ratio of the final
the compounds listed at this point are all over-the-counter pain relievers compute the empirical formula for each
a sports car tire is 64 centimeter in diameter the car is traveling at a speed of 30 msa determine the tires rotation
a string is attached to an overhead beam if you put a mass of 170 gram on it and it proceeds to stretch a distance of 7
if 646 l of gaseous ethanol reacts with 321 l o2 define what is the maximum volume of gaseous water produced at
a 78 gram bullet leaves the muzzle of a rifle with a speed of 4455 ms determine constant force is exerted on the bullet
a particle is pulled to the right with a force of 893 newton to the left with a force of 1233n upward with a force of
suppose the enthalpy of solution of kbr in water is about 198 kjmol nevertheless the solubility of kbr in water is
gamma rays of photon energy e are directed onto an aluminum target and are scattered in several directions by loosely
compute for q for the reversible isothermal expansion at 300k of 50 mol of a perfect gas from 500 to 1500 cubic
assume the decay constant of radioactive substance c is double the decay constant of radioactive substance d if
aspirin is a weak monoprotic acid with a ka of 327 x 104 assume you dissolve 0650 g of aspirin in 200 ml of water as
a sample of helium behaves as an ideal gas as it is heated at fix pressure from 273 k to 343 k if 230 joule of work is
a carnot engine extracts 2200 joule of heat from a hot reservoir and does 1150 joule of mechanical work assume the cold
a 70 kilogram gymnast applies a vertical ground reaction force of 1300 n at 02 meter behind the center of mass find the
a chemist dissolves 0092g of cuso4 bull 5 h2o in water also dilutes the solution to the mark in a 500-ml volumetric
a recording engineer works in a soundproofed room that is380 db quieter than the outside if the sound intensity in the
assume that sound is emitted uniformly in all directions by a public address system the intensity at a location 20
a 185 g sample of a compound containing merely carbon and hydrogen is combusted to give 543 g co2 and 333 g h20 explain