Questions
A field of 100 Vm–1 is directed at 30o to positive x-axis. Find (VA–VB) if OA = 2 m and OB = 4 m
detailed solution
Correct option is B
E→=100 cos30o i^+100 sin30o j^ =10032 i^+10012 j^ ; dl→=2i^+4j^ ; dV=-E→.dl→ =-100 x 32 x 2+100 x 12 x 4=-1003+2 VVB-VA=-1003+2 V ∴V A-V B=1003+2 VTalk to our academic expert!
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