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a string that passes over a pulley has a 321 kilogram mass attached to one end and a 635 kilogram mass attached to the
a spinning wheel on a fireworks display is initially rotating in a counterclockwise direction the wheel has an angular
a vertical spring stores 0962 joule in spring potential energy when a 35 kilogram mass is suspended from it find by
liz rushes down onto a subway platform to find her train already departing she stops and watches the cars go by each
two masses are connected by a string that is passed over a ceiling-mounted pulley forming what is called an atwoods
at t10 second a 046 kilogram object is falling with a speed of 55 ms at t20 second it has a kinetic energy of 28 joule
early one october you go to a pumpkin patch to select your halloween pumpkin you lift the 31 kilogram pumpkin to a
the steering wheel of a car has a radius of 019 meter while the steering wheel of a truck has a radius of 029 meter the
a recently discovered planet has twice the mass and three times the radius of the earth find what is the free-fall
a long straight wire lies in the plane of a circular coil with a radius of 0020 meter the wire carries a current of 50
if a tire is moving linearly on a surface with no slipping at a speed of 10 ms and it is a radius of 35 m determine how
the intensity of a particular earthquake wave is measured to be 24 x 106 wattsm2 at a distance of 44 kilometer from the
two polarizers are oriented at42 degree to each other and a polarized light is incident on them if only 22 of the light
find the flux of earths magnetic field of magnitude 500 x 10-5 t through a square loop of area 100 cm2 for the
a bicycle has wheels with a diameter of 0680 meter it accelerates uniformly and the rate of rotation of its wheels
a two-stage rocket moves in space at a constant velocity of 4700 ms the two stages are then separated by a small
two lightweight rods 24 centimeter in length are mounted perpendicular to an axle and at 180 degree to each other at
it takes a force of 65 newton to compress the spring of a toy popgun 016 meter to load a 014 kilogram ball find with
an internal explosion breaks an object initially at rest into two pieces one of which has 142 times the mass of the
the cost of paint used in a redecorating job is 6570 this is a reduction from its original cost of 8213 what is the
neutron stars are extremely dense objects that are formed from the remnants of supernova explosions many rotate very
a roller coaster car crosses the top of a circular loop-the-loop at twice the critical speed find the ratio of the car
a flat uniform circular disk radius 636 meter mass 220 kilogram is initially stationary the disk is free to rotate in
a 435 kilogram ball is dropped from the roof of a building 1702 m high while the ball is falling to earth a horizontal
a find at what height above the earth is the free-fall acceleration 10 percent of its value at the surfaceb find what