Answer to Question #47743 in Mechanics | Relativity for vivek shukla

Question #47743

The line integral
∫
⋅
B
A
l d F
r r
, where F
r
= y
y x
y
x
y x
x
ˆ ˆ
2 2 2 2
+
+
+
, along the semi-circular path
as shown in the figure below is

Q.1
(A) −2 (B) 0 (C) 2 (D) 4

y
A ( -1 ,0) B( 1,0 )
x

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