Physics, 29.08.2019 16:30 thawngmawi
When a generator rotates a coil of wire in a magnetic field, which of the following is produced?
magnetic domain
magnetic pole
electric field
electric current
Answers: 1
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Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
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Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
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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?
Answers: 3
When a generator rotates a coil of wire in a magnetic field, which of the following is produced?
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