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Two stretched cables both experience the same stress. The first cable has a radius of 3.6x10-3 m, and is subject to a stretching force of 270 N. The radius of the second cable is 4.8x10-3 m. Determine the stretching force on the second cable.
A car travels at a constant speed around a circular track whose radius is 2.6 km. compute the magnitude of the centripetal acceleration of the car
A uniform magnetic field points north; its magnitude is 4.5 T. A proton with kinetic energy 7.1 10-13 J is moving vertically downward in this field. What is the magnetic force acting on it
The load-bearing piston in a certain hydraulic system has an area 49 times as large as the input piston. how large a force must be applied to the input piston
The battery charger for an MP3 player contains a step down transformer with a turns ratio of 1:32, What voltage does the secondary coil of the transformer provide
A radar station locates a sinking ship at range 15.6 km and bearing 136° clockwise from north. From the same station, a rescue plane is at horizontal range 19.6 km, 160° clockwise from north, with elevation 2.10 km. (a) Write the displacement vector ..
An access door in a ceiling is 0.91m square, has a mass of 11kg, what are the magnitudes of the forces on the catch and the hinge from the door
If you connect three resistors with values of 100 ohms, 250 ohms, and 400 ohms together in series, what is the effective resistance of the combination of the three
The radius of the moon is about 0.273 times the earth radius, its mass is about 0.0123 times the mass of the earth. Calculate your weight on the moon
For chlorine gas, the van der Waals constants are: a = 0.658 J·m3/mol2, and b = 5.62 × 10-5 m3/mol. What is the pressure in the container
You have 31m of wire, which you want to use to construct a 45cm diameter coil whose magnetic field at its center will exactly cancel the earth's field of 0.55 gauss
Air that occupies 0.19 cubic meters at 1.03e+05 Pa gauge pressure is expanded isothermally to atmospheric pressure, Compute the work done by the air
A bullet is shot into a block of ice at 0 degrees Celsius. It comes to rest and melts .005 kg of ice. What was the Kinetic Energy of the bullet
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