Physics, 14.10.2019 23:00, clickbaitdxl
A10.0-cm-long wire is pulled along a u-shaped conducting rail in a perpendicular magnetic field. the total resistance of the wire and rail is 0.350ohms . pulling the wire at a steady speed of 4.0m/s causes 4.20w of power to be dissipated in the circuit. part a: how big is the pulling force? part b: what is the strength of the magnetic field?
Answers: 1
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Physics, 22.06.2019 14:40, kellypechacekoyc1b3
Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
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Physics, 22.06.2019 16:40, ashleypere99
Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel
Answers: 3
A10.0-cm-long wire is pulled along a u-shaped conducting rail in a perpendicular magnetic field. the...
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