How to practice Mathematical Physics

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 46. Imported answers require independent review unless marked reviewed.

Topic practice 46 questionsPage 1 of 5

Question 30

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PHMSQ1 markNeeds review
Consider a volume integral

over a volume

, where

. Which of the following statement is/are correct?
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Question 31

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The complex function

has ____.
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Question 43

Open question
PHMSQ2 marksNeeds review
Consider two matrices:

and

. Which of the following statement is/are true?
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Question 51

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PHMSQ2 marksNeeds review

and

(

) are contravariant and covariant vectors, respectively. By convention, any repeated indices are summed over. Which of the following expression is/are tensors?
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Question 56

Open question
PHMSQ2 marksNeeds review
The Fourier transform and its inverse transform are respectively defined as

and

. Consider two functions

and

. Another function

is defined as

Which of the following relation/s are true? Note: Tilde (

) denotes the Fourier transform.
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Question 17

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PHMCQ1 markNeeds review
Consider a two dimensional Cartesian coordinate system in which a rank 2 contravariant tensor is represented by the matrix

. The coordinate system is rotated anticlockwise by an acute angle

with the origin fixed. Which one of the following matrices represents the tensor in the new coordinate system?
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Question 26

Open question
PHMCQ1 markNeeds review
A

matrix

has the property

and

, where

is the

identity matrix. Which one of the following is the CORRECT set of eigen values of the matrix

?
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Question 32

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Which of the following options represent(s) linearly independent pair(s) of functions of a real variable

?
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Question 43

Open question
PHMCQ2 marksNeeds review
Consider two real functions



where

is a real constant and

are real coefficients. If

is analytic, then what is the value of

?
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Question 56

Open question
PHMSQ2 marksNeeds review
Consider the complex function

At

, which of the following options is(are) CORRECT?
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