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A wire bearing current of 1.25 A crosses a region in which there is a uniform B field in the +y direction. The wire is inclined at an angle of 75 degrees above the +x direction. What is the magnitude of the force on the wire, if the magnetic field region spans 15 cm in the x direction?
Select one:
a. 0.19 N
b. 0.70 N
c. 0.18 N
d. 0.05 N
A bullet is fired through a board 10.0 cm thick in such a way that the bullet's line of motion is perpendicular to the face of the board, Find the acceleration of the bullet as it passes through the board
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Given that power through a circuit element is P = I ? V, where I is current through the element, ? V is potential change across the element. Prove: If a resistor R has a circuit I going through it, then power dissipated in the resistor is P = I^2..
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