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A car is towing a boat on a trailer. The driver starts from restand accelerates to a velocity of +19.2 m/s in a time of 27 s. The combined mass of the boat and trailer is 593 kg. The frictionalforce acting on the trailer can be ignored. What is the tension in the hitch that connects the trailer to the car?
A car travels at a constant speed around a circular track whoseradius is 2.5 km. The car goes once aroundthe track in 290 s. What is the magnitude of the centripetal acceleration of the car?
suppose that 1.00 g of hydrogen is separated into electrons and protons. suppose also that the protons are placed at
what resistance would have to be connected in series with a 3 v lamp in a 28 v circuit when the operating current of
Assume that 10 g of steam is added to 100 g of water initially at 19°C. The water is inside an aluminum cup of mass 35 g. Find the final temperature of the water after equilibrium is reached
The company adheres to a 60% dividend payout ratio and has a P/E ratio of 19. There are 21,000 shares of stock outstanding. Illustrate what is the amount of the annual net income for the firm?
A rotating circular solid metal ring sculpture mounted vertically on a swivel and rotates is located in Hawaii where the magnetic field is constant, what is the average power dissipated in the ring during this 4.0 second time period
julie throws a ball to her friend sarah. the ball leaves julies hand a distance 1.5 meters above the ground with an
Two metal disks, one with radius = 2.47cm and mass = 0.850kg and the other with radius = 5.00cm and mass = 1.58kg , are welded together and mounted on a frictionless axis through their common center. .
Two circuits contain an emf produced by a moving metal rod, likethat shown in the drawing. The speed of the rod is the same in eachcircuit, but the bulb in circuit 1 has one-half the resistance of the bulb in circuit 2.
An 150kg man climbs up a 1m high flight of stairs, What is the increase in the gravitational potential energy of the man-earth system
A 8.0-kg blob of clay moving horizontally at 2.0 m/s hits a 4.0-kgblob of clay at rest. What is the speed of the two blobs
Suppose that an ion source in a mass spectrometer produces doubly ionized gold ions (Au2+), each with a mass of 3.27e-25 kg. Determine the radius of the path
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