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Q#1
Calculus
GATE EE 2023
NAT
+2 marks
-0 marks
The closed curve shown in the figure is described by 
, where 
;
. The magnitude of the line integral of the vector field 
around the closed curve is __________ (Round off to 2 decimal places).
Explanation:
x = r cosθ dx = -r sinθdθ
y = r sin θ dy = r cos θ dθ
on closed curve
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