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beams of high-speed protons can be produced in guns using electric fields to accelerate the protonsa find what
each second 125 x 1019nbspelectrons in a narrow beam pass through a small hole in a wall the beam is perpendicular to
an 0179 kilogram baseball is thrown with a speed of 228 ms it is hit straight back at the pitcher with a final speed of
a barefoot field-goal kicker imparts a speed of 21 ms to a football initially at rest if the football has a mass of 03
determine the power a car engine contributes to speeding the 1300 kilogram car up to a highway speed of 650 mih in 170
a wind turbine is initially spinning at a constant angular speed as the winds strength gradually increases the turbine
a piece of ice originally at 0c is added to a styrofoam cup of negligible mass containing 120 gram of room temperature
a woman pushes a 25 kilogram lawn mower if f30 newton and theta37o determine the acceleration of the mower and find the
a solid cylinder of mass 10 kilogram is pivoted about a frictionless axis thought the center o a rope wrapped around
a learner m 66 kilogram falls freely from rest and strikes the ground during the collision with the ground he comes to
for charging process the voltage across the capacitor as a function of time is given by vc epsilon1-exp-ttaua when
a baseball has mass 0145 kilograma if the velocity of a pitched ball has a magnitude of 460 ms and the batted balls
a race car accelerates uniformly as it leaves the pit area going from rest to 305 kmh in a semicircular arc with a
a bullet is fired at a block of wood whose mass is 2000 gram and suspended as a ballistic pendulum the speed of the
a baseball player with mass m 75 kilogram sliding into second base is retarded by a frictional force of magnitude 500
an airplane of mass 1800 kilogram and flying at 540 kmh loops the loop in a circle of radius 250 meter when at the
a 0410 kilogram pendulum bob passes through the lowest part of its path at a speed of 300msa find the tension in the
a 200 gram block is dropped onto a relaxed vertical spring that has a spring constant of k 24 ncm the block becomes
a particle of mass 3 kilogram is attached to the end of a string of length 4 meter whose other end is fixeddetermine
a proton moving freely in a circular path perpendicular to a constant magnetic field takes 150mus to complete one
the andromeda galaxy is approximately 221 million light years away from earth find how many miles is this if light
a 200 kilogram toboggans with 588 kilogram driver is sliding down a frictionless chute directed 274 degree below the
coasting along at 810 ms a 600 kilogram bicyclist on a 840 kilogram bicycle encounters a small hill if the speed of the
in a circus act an 82 kilogram trapeze artist is swinging on a 52 meter rope the artist starts from rest from a
a an electron in a hydrogen atom has orbital angular momentum quantum numbernbspl5 find the least possible angle