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an object is being acted upon by three forces and moves with a constant velocity one force is 60 n along the x-axis the
a satellite has a mass of 6155 kg and is in a circular orbit 476 times 105 m above the surface of a planet the period
a block of mass m5kg is pulled up a frictionless ramp theta30degrees at constant speed v2ms by an unknown tension force
a hockey puck impacts a goalies plastic mask horizontally at 118 mph and rebounds horizontally off the mask at 50mph
a man has a mass of 80kg on the earths surfacehow far above the surface of the earth would he have to go to lose 11 of
if the original force between two objects is 086n and the distance is tripled what is the new gravitational force
a football is kicked 504 meters if the ball is in the air 454 s with what initial velocity was it
a 11 kg block is at rest on a level floor a 380 g glob of putty is thrown at the block such that it travels
a transverse wave propagates in the positive x-axis with a wavelength of 3m and a period of 001s what is the frequency
two blocks joined by a string have masses of 60 and 90 kg they rest on a frictionless horizontal surface a 2nd string
a rocket burns fuel at a rate of 100 kgs and exhausts the gas at a relative speed of 30 kms find the thrust of the
in a pool game the cue ball which has an initial speed of 30 ms make an elastic collision with the eight ball which is
four identical springs are used as part of a cars system one on each wheel the springs compress by 8cm when the weight
the engine of an aircraft propeller delivers an amount of power 171hp to the propeller at a rotational velocity of 2360
calculate the force required to pull a copper ball of radius 150 cm upward through a fluid at the constant speed 700
a person stands on a scale in an elevator as the elevator starts the scale has a constant reading of 600 n as the
while driving along a country lane with a constant speed of 12 ms you encounter a bump in the road that has a cross
a roller-coaster car has a mass of 506 kg when fully loaded with passengers the path of the coaster from its initial
a 350-kg child swings in a swing supported by two chains each 292 m long the tension in each chain at the lowest point
you launch a rock from the origin 00 with an initial speed of 50 ms at an angle of o30deg from horizontal ignore air
a crate of eggs is located in the middle of the flat bed of a pickup truck as the truck negotiates a curve in the flat
you swing a 260 stone in a circle using the full length of a thin 800 rope at what speed should you swing it so its
a scientific instrument that weighs 784 on the earth weighs 297 at the surface of mercury what is the acceleration due
a hunter aims directly at a target on the same level 150 m awaya if the bullet leaves the gun at a speed of 240 ms by