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red light of wavelength 6659 nanometer produces photoelectrons from a certain material green light of wavelength 5230
the entire subsequent are balanced equations define the number of atoms of each element in the reactants and in the
romeo 740 kilogram entertains juliet 580 kilogram by playing his guitar from the rear of their boat at rest in still
when a converging lens is utilized in a camera as in the first drawing the film should be placed at a distance of 0250
assume that our sun has a binary companion of much smaller mass say 10 times smaller orbiting at the distance of mars
a proton is traveling at a velocity of 105 ms at 45 degree up from east among x and y axesnbsp at this time fg is the
an rc circuit is made of a 22 kohm resistor and a 0001 mf capacitor the circuit is connected to a 10 v source of emf
a 25-kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling the elastic
the temperature of your skin is approximately 36oc find the wavelength at which the peak occurs in the radiation
a roller coaster car goes over a hill at a constant speed of120ms a what radius should the hill have in order for the
calculate what is the speed of a particle whose kinetic energy is equivalent to one-half its own rest
after landing on an unfamiliar planet a space explorer constructs a simple pendulum of length 530 centimeter the
the adenine is a nitrogen-containing compound found in dna and rna suppose adenine has a composition of 445 c 370 h and
a 1 kg cart rolling with negligible friction at 6 ms collides with and sticks to an identical cart thats initially a
a glass window 035 centimeter thick measures 75 centimeter by 36 centimeter obtain how much heat flows through this
an archeological specimen containing 102 gram of carbon has an activity of 08 bq evaluate how old is the specimenin
a rectangular air mattress is 20 meter long 050 meter wide and 008 meter thick if it has a mass of 20 kilogram obtain
a fire hose discharges water at a rate of 205 kgs with a speed of 299 ms find what magnitude of force is needed to keep
if runner a has a 15 m head start and accelerates at 275ms2 find the smallest constant speed that runner b could run at
an object located at the origin and having mass m explodes into three pieces having masses m4 m3 and 5m12 the pieces
assume that a light bulb is a 600 w bulb with a resistance of240 omega the magnetic field has a magnitude of 040 t and
a glass windowpane in a home is 062 centimeter thick and has dimensions of10 m 19 meter on a certain day the indoor
a laser beam is incident at an angle of 430deg to the vertical onto a solution of corn syrup in watera if the beam is
a student drops two metallic objects into a 120 gram steel container holding 150 gram of water at 25degc one object is