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Two runners A and B start from the opposite end of a 150 m track and at the same instant begin running from rest toward each other with constant accelerations of 0.2 m/s2 and 0.1 m/s2 , respectively.
(a) When and where will the two runners meet?
(b) What are their velocities when they meet?
(c) Plot acceleration, velocity and position versus time graphs for the two runners.
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Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a net force of approximately 261,200 N acting on its torso when it hit the ground. Calculate the magnitude of the torso upward acceleration as it ..
Water at the top of Niagara Falls has a temperature of 11.0°C. estimate the increase in temperature of the water at the bottom of the falls
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Your forensic chemistry group, working closely with local lawenforcement agencies, has acquired a mass spectrometer similar tothat discussed in the text. It employs a uniform magnetic field that has a magnitude of 0.80 T
during a do-it-yourself roof repair project you are on the roof of your house and accidentally drop your hammer. the
The magnetic field of a certain motor is produced by solenoids whose windings are connected in parallel with the armature across the same potential difference of 115V. The coils have a resistance of 60.0 ohms and the armature a resistance of 4.0 o..
What is the final velocity of a hoop that rolls without slipping down a 3.00 m high hill, starting from rest
An object is 32cm in front of a converging lens with a focal length of 6.9cm, Use ray tracing to determine the location of the image
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