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a monatomic ideal gas gammanbsp 53 is contained within a perfectly insulated cylinder that is fitted with a movable
an infants toy has anbsp120nbspg wooden animal hanging from a spring if pulled down gently the animal oscillates up and
1 a car is initially moving at 50 kmh along a straight highway to pass another car it speeds up to 140 kmh in 20
an object located 13cm in front of a concave mirror creates a real image 4 cm in front of the mirror a second object
question 1a 0650-kg mass oscillates according to the equation x 025sin470t where x is in meters and t is in secondsthe
1 a uniform 20- cylinder of radius 015 is suspended by two strings wrapped around it the figure as the cylinder
in the limit of weak damping gammaomega ltlt 1 and small angles show that the total energy sum of kinetic and
the work function of gold is known to be 51ev and its surface was excited with a broad band light source whose
sonic the hedgehog weighs 5 kg and is falling from a height of 50 m onto a spring which will be compressed by 1 m
calculate the room absorption or noise reduction in db given that you have a 12 x 12 room with hardwood flooring and
an employee has been monitored using a noise dosimeter and the results show that the he was exposed to 81 of the
two tightly sealed identical bottles contain samples of the same gas at the same temperature the pressure in one bottle
in pushing a heavy box across the floor is the force you need to apply to start the box moving greater than less than
a 0500-kg hockey puck moving east with a speed of 545nbspms has a head-on collision with a 0810-kg puck initially at
a horizontal force of 100n is used to push a 20kg box across a level floor for 10m a how much work is done b how much
two blocks are free to slide along the frictionless wooden track shown in the figure the black of mass m1 492 kg is
1using the law of conservation of energy find the maximum height of a 40 x 102 g baseball thrown straight up at an
a japanese bullet whistle produces a frequency of 511 hz and traveling at 83ms vair 343 ms find the frequency heard by
a 150 kg rocket is moving radially outward from the earth at an altitude of 150 km above the surface with a velocity of
describe how a pn junction workswhat function could diodes be used for in circuitsgiven the answer to question one
the fusion of two deuterium nuclei 2 1 h 2 on top 1 on bottom mass 20141 u can yield a helium nucleus 3 2 he 3 on top
when 10 kg of coal is burned about 30times107 j of energy is released if the energy released per 235 92 u 235 on top
a 66-kg person is exposed to 84 mrem of alpha particles rbe 12 how much energy in joules has this person
how do keplers laws help calculate the radius of the synchronous orbit of an earth-orbiting satellite discuss why you
a thin rod length 206 m is oriented vertically with its bottom end attached to the floor by means of a frictionless