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while a roofer is working on a roof that slants at 450 above the horizontal he accidentally nudges his 950 n toolbox
find the radius of an electrons orbit when it moves perpendicular to a magnetic field of 061 t with a speed of 627 x
it is desired that a solenoid 39cm long and with 410 turns produce a magnetic field within it equal to the earths
a 950 cm tall object is placed at a distance of 1720 cm from a convex mirror the distance from the mirror to its focal
some pacemakers employ magnetic reed switches to enable doctors to change their mode of operation without surgery a
a hovercraft moves across a horizontal ice sheet described by the xy plane the craft and pilot have a mass of 358 kg
a laboratory experiment produces a double-slit interference pattern on a screen if the screen is moved farther away
a steel rod of 20 cm in length with youngs modulus of 180 gpa is used for a tensile test if the rod is elongated by 5
the orion project famously led by physicist freeman dyson in 1958 would have used atomic bombs to propel a spacecraft
the 1951 educational film duck and cover was commissioned by the united states federal civil defense administration the
a 5 kg box is pulled on a horizontal surface by a horizontal rope the coefficient of kinetic friction is 025 what is
block a has a mass of 3kg and velocity of 13ms catching up with a second block b that has a mass of 3kg ans is moving
estimate your de broglie wavelength when you are running for this problem useh 10-34in si units and 1 lb is equivalent
1 how much energy is there in a 70 kg sprinter who has a linear velocity of 120 ms whose center of mass is 115 cm high2
a wrench 35 cm long is attached to a nut and bolt you exert a 20 n force on the wrench what is the maximum torque you
a rubber ball 1 kg falls from a height of 25 m and collides elastically with the floor what is the velocity of the
a 10 kg sandbag drops a negligibly small distance and lands upon a horizontally moving conveyor belt the belt moves
coherent light with wavelength 591nmpasses through two very narrow slits and the interference pattern is observed on a
a uniform beam of length 20 m and mass 100 kg is supported by pylons on either end a 200 kg box is centered at 7 m
a bicyclist with mass 61 kg wants to make a turn with a radius of 235 m on a horizontal surface if she is riding at a
applied project - stage 1 due at the end of week 3 show work1nbspobserve and record what happens to the satellite after
assume an asteroid is in the shape of a sphere and has a mass of 900 kilograms determine the density in grams per cubic
a meteor whose mass was about 18times108 kg struck the earth me60times1024 kg with a speed of about 25 kms and came to
the mass of a rigid rod is 060 kg and its length is 430 cm calculate the moment of inertia in kg middot m2 for the rod
problem 1 you and a friend are sitting on a cliff tossing pebbles over the edge either straight up or straightdown so