How to practice concept:line-integral

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–3 of 3. Imported answers require independent review unless marked reviewed.

Topic practice 3 questionsPage 1 of 1

Question 62

Open question
EENAT2 marksNeeds review
The closed curve shown in the figure is described by

The magnitude of the line integral of the vector field

around the closed curve is ________ (Round off to 2 decimal places).
Diagram for Electrical Engineering question 62


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Question 44

Open question
EENAT2 marksNeeds review
Let

and

be unit vectors along x and y directions, respectively. A vector function is given by

The line integral of the above function

along the curve

, which follows the parabola

as shown below is ______ (rounded off to 2 decimal places).
Diagram for Electrical Engineering question 44


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Question 18

Open question
EENAT1 markNeeds review
If

, the value of line integral

evaluated over contour

formed by the segments

is _________.

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