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the new river gorge bridge in west virginia is a 518 meter long steel arch determine how much will its length change
a spherical mirror has a focal length of 0050 meter an object of height 0013 meter is placed 036 meter in front of the
the image created by a spherical mirror of an object of height 042 meter has a height of -092 meter and an image
an object is located at position 200 200 on a coordinate system a concave mirror is located at -700 200 facing the
a particular space tether is a wire made from aluminum resistivity 27e-8 omegabullm density 2700 kgm3 its mass is 10
superman leaps in front of lois lane to save her from a volley of bullets in a one minute interval an automatic weapon
the concrete sections of a certain superhighway are designed to have a length of 27 meter the sections are poured and
a spatially uniform magnetic field b changes with time and induces an electric field e in a region of three-dimensional
two carts with masses m1 35 kilogram and m2 09 kilogram are moving toward each other with speeds v1 15 ms and v2 18
two carts with masses m1 08 kilogram and m2 12 kilogram are moving toward each other with speeds v1 45 ms and v2 38
define the different types of collision in which are the linear momentum and kinetic energy
a charge of uniform volume density 40 ncm3 fills a cube with 80 centimeter edges find the total electric flux through
find what centripetal acceleration is required to follow a circular path with a radius of 50 meter at a speed of 20
a very thin film of oil n125 floats on water n133 find the thinnest film that produces a strong reflection for green
a delivery truck travels 30 blocks north 20 blocks east and 24 blocks south suppose the blocks are similar lengthfind
a cart is attached to a hanging mass by a string that passes over a pulley when the cart moves on an incline at
it takes an elevator 24 min to raise a vehicle with a mass of 410 kilogram from the floor to a height of 6 meters find
a 2019 kilogram satellite is in a circular orbit of 26273 miles 42300000 meter in radius the force keeping the
consider a proton and an electron separated by a distance of 3 nm find the magnitude of the gravitational force between
a rolling ball has an initial velocity of 16 meter per second if the ball has a constant acceleration of -0778 ms2
a charged particle with an initial horizontal velocity of 2 kms enters a region of uniform electric and magnetic fields
if a metallic wire of cross sectional area 30 x 10-6 m2 carries a current of 6 amp and has a mobile charge density of
a weather balloon is designed to expand to a maximum radius of 24 meter at its working altitude where the air pressure
is the intensity of the light circle ever zero explain is it correct to say that gravity does not exist between objects
an aircraft with a mass of 951 kilogram accelerates from 0 to 99 ms in 73 s find at which time the aircraft launches