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a certain van is capable of accelerating at a rate of 1060ms2 find how long does it take for this car to go from a
the rain soaked shoes of a person may explode if ground current from nearby lightning vaporizes the water the sudden
two children omar and melinda ride on the same merry-go-round omar is a distance r from the axis of rotation melinda is
when responding to sound the human eardrum vibrates about its equilibrium position assume an eardrum is vibrating with
a conical pendulum is formed by attaching a 670 gram mass to a 11 meter string the mass swings around a horizontal
a 18-kg cylinder radius 008 m length 050 m is released from rest at the top of a ramp and allowed to roll without
two equal conducting spheres are separated by a fixed center to center distance of 431 centimeter and have different
a black body has a mass of 376 kg specific heat of 2000 jkgmiddot cdeg surface area of 0214 m2 emissivity 100 and
a light rigid rods is 769 centimeter long its top end is pivoted on a low-friction horizontal axle the rod hangs
its initial position is x0 2 meter at t00 second at t2 seconda find the particle positionb find the particle velocity
three flat layers of transparent material are stacked upon one another the top layer has index of refraction n1 the
a motorist is driving at 20ms when she sees that a traffic light 200 meter ahead has just turned red she knows that
as you sing in the shower you notice that certain frequencies reverberate with setting up standing waves if the shower
a rectangular coil of 77 turns 031 meter by 035 meter is rotated at 85 rads in a magnetic field therefore that the axis
1 a merry go round in the park has a radius of 18 m and a rotational inertia of 900kg-m21a child pushes the
there are competitions in which pilots fly small planes low over the ground and drop weights trying to hit a target a
starting from rest at t 0 a wheel undergoes a constant angular acceleration when t 18 second the angular velocity of
air in a cylinder is compressed to one-tenth of its original volume without change in temperature what happens to its
find what is the maximum speed with which a 1350 kilogram car can round a turn of radius 75 meter on a flat road if the
car a has two times the mass of car b but only 04 as much kinetic energy find the ratio between the speeds of the two
a boy stands at one end of a floating raft that is stationary relative tot he shore he then walks in a straight line
a 500 gram steel block rotates on a steel table while attached to a 20 meter long mass less rod compressed air fed
dip our finger into a pan of water twice each second producing waves with crests that are separated by 015 m
a solid aluminum sphere has a radius of 50m and a temp of 75c the sphere is completely immersed in a pool of water
the average coefficient of volume expansion for carbon tetrachloride is 581 multiplied by 10-4 degc-1 if a 485 gal