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assume the coefficient of static friction between the tires and the road on a car is 060 and the car has no negative
a 1400 kilogram car coasts on a horizontal road with a speed of 19 ms after crossing an unpaved sandy stretch of road
a constant force changes the speed of a 76 kilogram sprinter from 30 ms to 40 ms in 045 second find the magnitude of
a whistle produces a sound wave of frequency of 500 hertz determine what is the wavelength of this
a disk-shaped merry-go-round of radius 273 meter and mass 165 kilogram rotates freely with an angular speed of 0621
determine what is the lowest resonant frequency of an 85 centimeter tube if it is closed at one end determine what is
a 550 gram steel block rotates on a steel table muk 06 while attached to a 14 meter long hollow tube compressed air
let the mass of the star be 198e30 kilogram and the power be 852e27 watt the universal gravitational constant is
a helium balloon is anchored by a mass less string to the floor of a railroad car that is accelerating forward with
a child operating a radio-controlled model car on a dock accidentally steers it off the edge the cars displacement 081
two disks are rotating about the similar axis disk a has a moment of inertia of 483 kgbullm2 and an angular velocity of
a 850 kilogram car pushes a 2400 kilogram truck that has a dead battery when the driver steps on the accelerator the
a satellite of mass 190 kilogram is launched from a site on earths equator into an orbit at 185 kilometer above the
a 751 kilogram satellite is in a circular orbit about the earth at a height above the earth equal to the earths mean
alpha particles of kinetic energy k are scattered either from a gold foil or a silver foil of identical thickness find
an 870 kilogram block slides with an initial speed of 156 ms up a ramp inclined at an angle of 284o with the horizontal
to make a bounce pass a player throws a 060 kilogram basketball toward the floor the ball hits the floor with a speed
roberto reaches out of a window and tosses a rock straight up with a speed of 193 ms the ball is 306 meter above the
a 500 kilogram box is at rest on a horizontal floor where microk 030a a force of 300 newton is needed to break the box
an automobile of mass 1500 kilogram moving at 250 ms collides with a truck of mass 4500 kilogram at rest the bumpers of
a horizontal beam is attached to a vertical wall by a frictionless hinge and supported from below at an angle 45o by a
the instantaneous potential difference vab across an electric light bulb has a maximum value of 170 volt and a minimum
an automobile starter motor is an electric motor used to start the gasoline engine to operate the starter motor the
a block of mass m rests on a plane inclined at an angle theta with the horizontal a spring with force constant k is
a piece of nichrome wire has a radius of 76 x 10-3 meter it is used in a laboratory to make a heater that dissipates