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# Differential Equations - 4

## 20 Questions MCQ Test Topic-wise Tests & Solved Examples for IIT JAM Mathematics | Differential Equations - 4

Description
This mock test of Differential Equations - 4 for Mathematics helps you for every Mathematics entrance exam. This contains 20 Multiple Choice Questions for Mathematics Differential Equations - 4 (mcq) to study with solutions a complete question bank. The solved questions answers in this Differential Equations - 4 quiz give you a good mix of easy questions and tough questions. Mathematics students definitely take this Differential Equations - 4 exercise for a better result in the exam. You can find other Differential Equations - 4 extra questions, long questions & short questions for Mathematics on EduRev as well by searching above.
QUESTION: 1

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QUESTION: 2

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QUESTION: 3

### For solving by variation of parameters. The value of Wronskion W is

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QUESTION: 4

The initial value problem Solution:
QUESTION: 5

Consider the following statements
I. A singular solution of differential equation satisfies the differential equation but is not a particular solution of the equation.
II. If T(x, y) = 0 is the equation of the tac-locus, then
T(x, y ) is a factor of the P-discriminant.
III. T(x, y ) is a factor of a c-discriminant.
IV. Cusp-locus has two distinct tangent.

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QUESTION: 6

The general solution where andy(0) = 0 is

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QUESTION: 7

Which of the following pair of function are linear independent    Select the correct code

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QUESTION: 8

Singular solution of differential equation contains
I. arbitrary constant
II. can be obtained from general
III. do not contain arbitrary constant
IV. cannot be obtained from general solution

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QUESTION: 9

For non-homogeneous equation y' + p(x)y = r(x), if y1 and y2 are its solutions, then the solution of homogeneous equation y' + p(x)y = 0 is

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QUESTION: 10

The solution of represents

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QUESTION: 11

Solve for 0 < y < 10 and y (0) = 0

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QUESTION: 12

The orthogonal trajectory of the family x2 - y2 = C2 are given by

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QUESTION: 13

A. Singular solution contains no arbitrary constants.
B. Singular solution can be obtained from complete primitive.

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QUESTION: 14

The solution of the differential equation sin x = 0, y(0) = 0 exists in the open interval (-a, a) then ‘a’ equals to

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QUESTION: 15

If y1(x) = x and y2(x) = xex are two linearly independent solutions of then the interval on which they form a fundam ental set of solution is

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QUESTION: 16

Using the method of variation of parameters for the particular solution to the differential equation Solution:
QUESTION: 17

The general solution of the system of differential equation and M a 2 x 2 matrix and a 2 x 1 constant vector b = is given by

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QUESTION: 18

For the ordinary differential equation which of the following statement is true?

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QUESTION: 19

If 2x(1 - y ) = K and g(x, y) = L are orthogonal families of curves where K and L constants, then g(x, y) is

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QUESTION: 20

If yand y2 are linearly independent solutions of the homogeneous equation L(y) =y"+p1(x)y' + p2(x)y = 0. Then, p1(x) and p2{x) are given by

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