Test: Mathematical Physics - 1 - Physics MCQ

# Test: Mathematical Physics - 1 - Physics MCQ

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## 20 Questions MCQ Test GATE Physics Mock Test Series 2025 - Test: Mathematical Physics - 1

Test: Mathematical Physics - 1 for Physics 2024 is part of GATE Physics Mock Test Series 2025 preparation. The Test: Mathematical Physics - 1 questions and answers have been prepared according to the Physics exam syllabus.The Test: Mathematical Physics - 1 MCQs are made for Physics 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Mathematical Physics - 1 below.
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Test: Mathematical Physics - 1 - Question 1

### The particular integral of (4D2 + 4D + 1) y = 8e-x/2 is

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Test: Mathematical Physics - 1 - Question 2

### The vector [1, 2, 3], [1, 0, 0], [0, 1, 0], [0, 0, 1] are

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Let a = [1, 2, 3], b = [1, 0, 0], c = [0, 1, 0]
d = [0, 0, 1]
a = b + 2c + 3d
Therefore, vector a, b, c, d are linearly dependent.

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Test: Mathematical Physics - 1 - Question 3

### Find

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Test: Mathematical Physics - 1 - Question 4

The projection of vector   on vector

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Projection of vactor

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Test: Mathematical Physics - 1 - Question 5

Kroncker delta Sij is a mixed tensor of rank _____

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Test: Mathematical Physics - 1 - Question 6

Real part of the  is ______ (upto two decimal places)

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Test: Mathematical Physics - 1 - Question 7

Given z3 = 1. Let z0,z1 and z2 be the complex roots of the above equation.If z0 = 1, then the value of z1z2 is ____ (Answer should be an integer)

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Test: Mathematical Physics - 1 - Question 8

The dimensionality  of the vector space of hermitian 3 x 3 matrices is ____ (answer should be an integer)

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For the Hermitian
Therefore, aii are real but aij (j≠i) can be complex.
For  n x n Hermitiain matrices,

Therefore, for 3 x 3 Hermitian matrices, number of independent entries in the matrices = 32 = 9 Dimentionality = 9

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Test: Mathematical Physics - 1 - Question 9

Given vector  the line integral  where C is a circle of radius 5 units with its center at origin is ________

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Test: Mathematical Physics - 1 - Question 10

The determinant of the metric tensor corresponding to ds2 = 5(dx1)2 + 3(dx2)2 + 4(dx3)2 - 6dx1dx2 + 4dx2dx3 is

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Comparing with equation standard expression for the metric tensor

Test: Mathematical Physics - 1 - Question 11

Consider a vector v = (v1, v2, v3) in three dimensional complex vector space c3. A linear operator T is designed as follows
T( v1, v2, v3) = ( v1, v2 - v3,iv2)
Find Tmatrix representation using orthonormal basis

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Test: Mathematical Physics - 1 - Question 12

Given the Legendre polynomial P0(x) = 1, P(x) = x and  then polynomial (3x2 + x -1)

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Polynomial, 3x2 + x - 1

Test: Mathematical Physics - 1 - Question 13

The matrix A defined by  is orthogonal if

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A square matrix A is said to be orthogonal if AAT = ATA = 1

for orthogonal a2 + b2 = 1
Therefore,

Test: Mathematical Physics - 1 - Question 14

Find the inverse Laplace transform of f(s) =

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Test: Mathematical Physics - 1 - Question 15

Find the complex coefficient Cn of the fourier series of the function  for n is odd.

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Cn = 1/ inπ

Test: Mathematical Physics - 1 - Question 16

The equation of the plane that is tangent to the surface xyz = 8 at point (1,2,4) is

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Suppose T(x,y,z) be any point on tangent plane  is normal to surface  at point P(1,2,4). Therefore,  is perpendicular to vector  lying in the tangent plane of the given surface.

Test: Mathematical Physics - 1 - Question 17

Consider the matrix

The eigenvalues of M are

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For eigen values,

(1-λ)((1-λ)2-1)-(1-λ-1)+1(1-(1-λ))=0

λ3-3λ2=0
λ=0,0,3
For any n×n  matrix having all elements unity eigenvalues are 0,0,0,...,n

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Test: Mathematical Physics - 1 - Question 18

The value of the integral  is ______ (upto two decimal places)

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Test: Mathematical Physics - 1 - Question 19

The value of the Contour integral

and the contour C is a circle of radius 2 centred at the origin traversed in the counterclockwise direction is ______ (answer should be an integer).

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Test: Mathematical Physics - 1 - Question 20

What is the derivative of  with respect x?

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