PHYS 102: General Physics 2 KOÇ UNIVERSITY

College of Sciences

Spring Semester 2010

Seetion 1 Quiz 8 29 April2010

Closed book. No calculators are to be used for this quiz.Quiz duration: 10 minutes

Name: A N/W E K. Student ID: Signature:

The wire shown in the figure is infinitely long and carries a current i. Starting from theBiot-Savart law.find the magnetic field (both magnitude and direction) at point P.

(dB = J.lo i di x r ) 1 '"47r r2

ı ;rı.

PHYS 102: General Physics 2 KOÇ UNIVERSITY

College of Sciences

Spring Semester 2010

Seetion 2 Quiz 8 29 April2010

Closed book. No calculators are to be used for this quiz.Quiz duration: 10 minutes

Name: AN)~ K Student ID: Signature:

Using Ampere's law, find the direction and magnitude of the net current passing from therectangular region shown in the figure, if the resulting magnetic field İs B = Ay [ ,where

A> Oİs a constant. ( fB· dT = JlOJencl)

o

-t

_d~ .... C, 'g""1

.-)~-f

\~J'

p-= o~ aJf

-l

B{J1;A:J'-1

g(t» ;;,401 z: Oğ(6}=-1I6,

y1[\

.., ~-ı -(

r--eGV-J 8 - J tl iB ı J J d~ft€;L~ Lrc- •.)w- )->

tnJ.,,1 J"-.r( V) ı--e..-- ,:);-.....X./

b i----~-+_--f

c C C

f&J ı - F .JJ - [Abll .lxı)" At JJ, "~ ı t'--1-

lu,yr( D,(

(J;i'C~~'..,iJ 'I' 1· lt. f'r (.i, f(b~ r;:ı~~ k-J rA~_)16~L ci f tlı

AbCl

-

PHYS 102: General Physics 2 KOÇ UNIVERSITY

College of Sciences

Seetion 3 Quiz 8

Spring Semester 2010

29 ApriJ 2010

Closed book. No calculators are to be used for this quiz.Quiz duration: 10 minutes

Name: A AI J lJJfj X Student ID: Sigoatnre:

A eireular loop has radius R and earries a current i in a cloekwise direetion. Starting fromthe Biot -Savart law, find the magnetie field (both magnitude and direetion) at its center.

( dB = f.Jo i dı x po )

4n r2

f~-r;j ~~ kd ",k..d.~c~ i) i~ ~ ik (elf

dı~ ,..,~1 J ~ xrItff rı.

CI~~ M- J cl' Il~f ~J~- - - - s -,~,., (1- t,rr ~1.

ttr ~iM, 'i f~ M, i!. 2.. rr -:.~~Jdg-: - - 4f(~ 'l.~4«

o

d ~ ec-, j 1 eve ~ ~r~J ,le " &-.

f-o e e---' lı o +t-v

__======~~ __~~~~~~ ~==~ ~ ~r

PHYS 102: General Physics 2 KOÇ UNIVERSITY

College of Sciences

Seetion 4 Quiz 8

Spring Semester 2010

29 April2010

Closed book. No calculators are to be used for this quiz.Quiz duration: 10 minutes

Name: A f\jv-rU" Student ID: Signature:

A cylindrical wire with radius R carries a current i. The current is uniformly distributedover the cross-sectional area of the conductor. Using Ampere's law, fmd the magneticfield (both magnitude and direction) everywhere (for r < R and r> R),(f 13 o dT = J.10Iencl )0

tk r "..t.. ~ fo ,~) c.(A 4v c;.r f kcJ\('"d er k ~ J

bJ

~Ji\..~ SJ,..~t, j o,JoIr4,f:

'of! o "''''1 ~.••o fOf\~ tJ" t~tı c.~rCo<'"c~,,- • .r k cI"ıt\II.J'" ~/k,J {lO,., 0"',("

Je-ıc;::1

- -----rın

i

i

--

PHYS 102: General Physics 2 KOÇ UNIVERSITY

College of Sciences

Spring Semester 2010

Seetion 5 Quiz8 29 April2010

Closed book. No calculators are to be used for this quiz.Quiz duration: 10 minutes

Name: Student ID: Signature:

The wire shown in the figure is infinitely long and carries a current ı. Starting from theBiot-Savart law, find the magnetic field (both magnitude and direction) at point P.

(dB = /-Lo J dı x r )47r r2

)

.ı ,"" Jr" :- ~o \ () t (rr) Oo,... J t.•.c c. iı ... o z J i", ::.

1çr cu.r v-~~u~

i ol i. i rı. r/'" (fY/ı ) jt~t<.J(J,M~! dtJg-:: ~ - --4-rr rı 4fr r'l. /:» Ktt'

g ~ j'd6 ~T [ldG - ~1 jJ6 !Mo! @- -' -- - K'L !,fff< -"'

4rr 4Ko

Jire co ~o t ;" - 1o --H,<- fQ.~ / fM~ r,'j~ Lı~J NkU