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a gas is compressed at a constant pressure of 0800 atm from900 l to 200 l in the process400 j of energy leaves the gas
an airplane maintains a speed of 630 kmh relative to the airit is flying through as it makes a trip to a city 750km
in the bohr theory of the hydrogen atom an electron moves in acircular orbit about a proton the radius of the orbit
an extreme amusement park ride accelerates its riders upward from rest to 500 ms in 700 seconds ignoring air resistance
at a certain part of yourdrive from home to school your car mass 1400 kg will coast inneutral at a constant speed of
the problem is determining the index of refraction a microscope focuses on a tiny scratch in the upper surface of a
light from an argon laser strikes a diffraction grating that has 5340 linescm the central and first order principal
water drips at a constand rate from a faucet that is 500cmabove a sink just as one drop hits the sink another drop is
a the empire state building is 450 meters high a pennydropped from the top would have what speed when it hits
a physics student playing with an air hockey table frictionless surface finds that if she gives the puck a velocityof
what are the similarities and differences between the virtual image formed of an object by a plane mirror and the
a car is safely negotiating an unbaked circular turn at aspeed of 191 ms the maximum static friction force acts on
an arrow starting from rest leaves the bow with a speed of 265 ms if the average force exerted on the arrow by the bow
proton projected toward fixed nucleous of charge ze with velocityv0 initially the particles are very farapart when
a capacitor with an initial potential difference of 100 v isdischarged through a resistor when a switch between them is
a moving electron has kinetic energy k1 aftera net amount of work w has been done on it the electronis moving
an autoclave is a device used to sterilize laboratoryinstruments it is essentially a high-pressure steam boiler
a proton moving at 3000 104 ms is projected at an angle of3000 degrees above a horizontal plane if an electric fieldof
a 22 rifle bullet travelingat 350 ms strikes a block of soft wood which it penetrates to adepth of 0130m the block of
which of the folllowing are traveling faster than their terminal speed choose all that applya shooting star meteora
a 42 kg block of ice slides down a plane with an incline of34 degrees assuming friction is negligible what is the
an asteroid is discovered heading straight toward earth at 12kms an international team manages to attach a giant rocket
consider a 10kg block being pushed horizontally along a tablewith a force of 10n so that the block moves 20m at a
three objects are connected on the table as shown in figure p544 the table is rough and has a coefficient of kinetic
a 0060 kg tennis ball initially moving at a speed of 12 msis truck by a racket causing it to rebound in the