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an air bubble is expelled by an underwater diver at a depth of 172 m as the bubble rises to the surface the pressure
an object is placed in front of a concave mirror with a 241-cm radius of curvature a real image twice the size of the
in a certain time light travels 511 km in a vacuum during the same time light travels only 254 km in a liquid what is
a comet moves about the sun in an elliptical orbit with its closest approach to the sun being about 0680 au and its
a youngs double-slit interference experiment gives bright fringes separated by 305 cm on a screen when the experiment
a 0534-nm photon collides with a stationary electron after the collision the electron moves forward and the photon
when light of wavelength 380 nm falls on a cesium surfaceelectrons are emitted that have a maximum kinetic energy of
a grandfather clock is controlled by a swinging brass pendulum that is 12 m long at a temperature of 21degca what is
an object with a mass of 40 kg moving with a speed of 25 ms is brought to rest after sliding on a rough surface the
a 0030 kg lead bullet hits a steel plate both initially at 20c the bullet melts and splatters on impact assume that 80
determination of the initial velocity of a projectile from range-fall measurementsafter the horizontal projectile
is the center of the mass of the pendulum-ball system at the center of the ball if not where and how is the center of
two 40 cm times 40 cm electrodes spaced 20 mm apart form a parallel-plate capacitor inside the capacitor the electric
force f 30 n -90 n acts on a pebble with position vector r 100 m -16 m relative to the origina what is the
a person is riding a bicycle and its wheels have an angular velocity of 161 rads then the brakes are applied and the
consider an rlc circuit with driving emf amplitude amp917m 10 v resistance r 12 amp937 inductance l 10 h and
a student sits on a swivel seat initially the student is at rest holding a spinning bicycle wheel that has an angular
light with a wavelength of 616 nm passes through a slit 714 mum wide and falls on a screen 180 m away find the linear
two light sources are used in a photoelectric experiment to determine the work function for a particular metal surface
when light of wavelength 370 nm falls on a barium surface electrons having a maximum kinetic energy of 086 ev are
a large oil spill that resulted from the 1989 shipwreck of the exxon valdez cause considerable damage to alaskas
what is the resulting ph when 0005 moles of koh is added to 0100 l of a buffer solution that is 0100 m in h2po4 - and
the density of 705 weight aqueous perchloric acid is 167 gml recall that grams refers to grams of solution g hclo4g h2o
liquid butane c4h10 is stored in cylinders to be used as a fuel suppose 312 g of butane gas is removed from a cylinder
calculate the amount volume of 625 wtvol naocl solution commercial bleach required to oxidize 150 mg of 9-fluorenol to