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For the given graphs (a) and (b) find the value of electric field at point(1m,2m) :
Dear Vinay
Ex=-(dV/dx)(1,2) = -(slope of V-x graph at x=1 and y=2)
slope of V-x graph can be obtained from fig1
slope=4/2=2 (for y=2)
Ex= -2
similarly Ey= -(2/2)=-1 ,from fig2 for x=1
E=Exi + Eyj= -2i-j V/m
option A
All the best.
AKASH GOYAL
AskiitiansExpert-IITD
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