How to practice Calculus

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 1–10 of 39. Imported answers require independent review unless marked reviewed.

Topic practice 39 questionsPage 1 of 4

Question 11

Open question
MEMCQ1 markNeeds review
Domain

is bounded by curve

, ordinate

, and

axis. The value of

is
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Question 12

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MEMCQ1 markNeeds review
Let

be a scalar function. Then,

is
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Question 13

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MEMCQ1 markNeeds review
The divergence of the curl of a vector field is
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Question 36

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MEMCQ2 marksNeeds review
In the closed interval [0, 3], the minimum value of the function

given below is

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Question 46

Open question
MENAT2 marksNeeds review
The directional derivative of the function

given below at the point

in the direction of

is __________ (rounded off to 1 decimal place).


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Question 12

Open question
MEMCQ1 markNeeds review
The value of the surface integral

where

is the external surface of the sphere

is
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Question 15

Open question
MEMCQ1 markNeeds review
Let

be a twice differentiable function from

. If

where

is sufficiently small (here

is the Euclidean norm or distance function), then

where

is a point on the line segment joining

and

. If

is a strict local minimum of

, then which one of the following statements is TRUE?
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Question 42

Open question
MENAT2 marksNeeds review
If the value of the double integral

is

, then

is ______ (answer in integer).

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Question 12

Open question
MEMCQ1 markNeeds review
The figure shows the plot of a function over the interval

. Which one of the options given CORRECTLY identifies the function?
Diagram for Mechanical Engineering question 12

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Question 31

Open question
MENAT1 markNeeds review
A vector field

is defined over a conical region having height h = 2, base radius r = 3 and axis along z, as shown in the figure. The base of the cone lies in the x-y plane and is centered at the origin.
If n denotes the unit outward normal to the curved surface S of the cone, the value of the integral

equals ________ . (Answer in integer)
Diagram for Mechanical Engineering question 31


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