Ahollow cylinder with an inner radius of 4 mm and an outer radius of 25 mm conducts a 4-a current flowing parallel to the axis of the cylinder. if the current density is uniform throughout the wire, what is the magnitude of the magnetic field at a point 17 mm from its center? (μ 0 = 4π × 10-7 t · m/a)
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Physics, 21.06.2019 17:50
Frost wedging occurs when water seeps into a crack in a rock, freezes, and causes the crack in the rock to widen. t or f
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Physics, 21.06.2019 21:50
Acar travels along a highway with a velocity of 24 m/s, west. the car exits the highway; and 4.0 s later, its instantaneous velocity is 16 m/s, 45° north of west. what is the magnitude of the average acceleration of the car during the four-second interval?
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Physics, 22.06.2019 07:30
Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?
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Ahollow cylinder with an inner radius of 4 mm and an outer radius of 25 mm conducts a 4-a current fl...
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