mat-sln-asn-indlabqz

# mat-sln-asn-indlabqz - Solution for Lab Quiz 23 Exam III...

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Solution for Lab Quiz 23 Exam III Review Solution to Lab Quiz Problem 23.1(What is dl?) Problem: Ampere’s law states that contintegraldisplay C vector B · d vector = μ 0 I encircled What is d vector ? Select One of the Following: (a) A segment of the wire. (b) A vector in the direction of the field. (c-Answer) An element of the curve C in the direc- tion of the curve. (d) The length of the curve C . Solution An element of the curve C in the direction of the curve. Total Points for Problem: 3 Points Solution to Lab Quiz Problem 23.2(Direction of Current Induced in a Solenoid by a Changing Resistance in Another Solenoid) 1

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Problem: The resistance of the resistor in solenoid 1 is gradu- ally increasing at a constant rate. What is the direction of the in- duced current through the resistor in solenoid 2 ? Select One of the Following: (a) The current flows from a to b . (b-Answer) The current flows from b to a . (c) There is zero current through the resistor be- cause the resistance of solenoid 1 is changing at a constant rate.
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