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PH102 Quiz 4d - NAME PH102—002 Quiz 4d 1’ Sept 24 2010...

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Unformatted text preview: NAME PH102—002 Quiz 4d 1’ Sept. 24, 2010 A long, straight wire lies along the X- axis. The wire carries a 25 -A=)cun;e\ in the positive X- direction, as shown The w1r 1n a magnetic field of strength 0.3 T/w hich points in the x-y plane and makes an angle [email protected]fih the positive x— —direction. W can jwbe neglected. 1. What is the direction of the force acting on the wire? L/ 2. What is magnitude of the force on a 2-m section of the wire? F: 7,5 N 3. In what direction, or directions, can the field be directed so that the force is zero? 7 Direction(s) = ©fi; Q ...
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