SUPW Project Work Supports MS 97-2003 Slideshow

7/25/2019 SUPW Project Work Supports MS 97-2003 Slideshow

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Work Ohms Law & Flemings Left HandRule& Flemings Right Hand Rule

1 erm ! " #ade $% SOUR'(P')*'+L'SS ,! '

ROLL )O -.


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O h m

s L a w

2


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3What "s Ohm //

Ohm "s he S0" Unit Of

Resistance 0 "t "s "n Honour Ofhe 1erman Ph%sicist 1eorg

Simon Ohm 234 0 One Ohm "shat Resistance O5ered 6% the

wire carr%ing 7 a of currentwhen 7 8 is a99lied across itends0

1 ohm = (or) 1 =


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4 What "s Ohms Law /

Under Similar Ph%sical+onditions : he +urrentFlowing hrough a wire isdirectl% 9ro9ortional to thedi5erence in 9otential a99liedacross its ends:2i0e0:4 i;( Or(< "R Where R "s heResistance o5ered0


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Graphically it can be shown as --5

"n +onstem9erat


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6

F l e m i n g s

L e f t H a n d


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# o t i o n

Field

c u r r e n t


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!

l e m i n g s R

i g h t H a n


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1"

Stretch he First hree Fingers

Of he Right Hand #utuall%Per9endicular o ?ach OtherSuch hat he Fore Finger 1i8es

he *irection Of #agnetic Field'nd he hum6 Points he*irection Of he #otion Of '+onductor hen: he #iddle

Finger Will 1i8e he *irection


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11

#o8ement Of+onductor#agnetic

Field

+urrent"nduced "n+onductor


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12Sources & 'cknowledgment

From he +lass ,!th ogether With SciencRefrence

From he S0U0P0W )ote6ook

&?ncouragement From @ada6#ondal Sir 2S0U0P0W eacher4


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13 M a d e B y - - -

S O U R A V P AN D A

X A

R o l l N o 3 5

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SUPW Project Work Supports MS 97-2003 Slideshow