S09 - Exam 2(1)

0 12 the right 501559 0 12 left side and

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Unformatted text preview: '\$/03 /0 6'30/1&4) E) 20 !)*4 T >" 12) ',,*/)4 !)*4 /\$ 1'03)01 1+ 12) *++, '0\$8 # 7. 7. A long straight /0 12) ,*'0) +- ' of a rectangular loop. The straight wire carries a !F" # *+03 \$1('/321 ./() /\$ wire is in the plane()51'03&*'( 5+04&51/03 *++," 72) \$1('/321 ./() 5'((/)\$ constant current \$2+.0" G2/*) 12) ./() /\$ is being moved toward the rectangle the ' 5+0\$1'01 5&(()01 !C '\$ i as shown. While the wireD)/03 6+H)4 1+.'(4 12) ()51'03*) 12) 5&(()01 current in the /0 12) ()51'03*) /\$8 rectangle is: ! #" :" ;" =" >" ! ! !!! !! ! !! !! <)(+ A) zero 5*+59./\$) B) clockwise 5+&01)(5*+59./\$) C) counterclockwise 5*+59./\$) /0 12) *)-1 \$/4) '04 5+&01)(5*+59./\$) /0 12) (/321 \$/4) D) clockwise in the *)-1 \$/4) '04 5*+59./\$) /0 12) the right 5+&01)(5*+59./\$) /0 12) left side and counterclockwise in (/321 \$/4)side E) '0\$8 ; counterclockwise in the left side and clockwise in the right side 8. An inductor with inductance L and an ()* +,-.!/+0, 1,- L are connected in !"#\$%&' inductor with inductance 2 +,-.!/1,!2 parallel. When the rate of change of the current in the larger inductor is 1200 A/s, the rate of change of the current in the smaller inductor is: (Hint: Don’t try to ﬁnd the equivalent inductance. What is always true for elements in parallel?) A) 600 A/s B) 1200 A/s C) 1600 A/s D) 2000 A/s E) 2400 A/s 4 8. !"" F" 4-() \$-6* K '-/%&0 \$-6* J H" -9), M 7" 0- ,-,) -: '.) %?-() %,+B H ! !2" # &-0. *6)+ %\$&-++across frictionless rails in a uniform magnetic ﬁeld as shown. The rod +.-/," =.) 9 A rod lies :&6\$'6-,*)++ &%6*+ 6, % \$-,+'%,' >,6:-&4 4%5,)'6\$ !)*0 \$ @ %+ moves 9. &-0 4-()+the right&65.' constant speed vQ,In order:-& '.) )4: around the circuit to'- ?) R)&-@ '.) to '- '.) with /6'. +9))0 % " . -&0)& for the emf %&->,0 '.) \$6&\$>6' be zero, 4%5,6'>0) magnitude of the magnetic...
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This note was uploaded on 09/05/2011 for the course PHYS 116b taught by Professor Haglund during the Spring '07 term at Vanderbilt.

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