1
NDA Mathematics 16 April 2023
MCQ (Single Correct Answer)
+2.5
-0.83
A solution of the differential equation
$\left(\frac{d y}{d x}\right)^2-x \frac{d y}{d x}=0 $ is
2
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Consider the following statements:
1. The degree of the differential equation $\frac{\text{dy}}{\text{dx}} + \cos \left(\frac{\text{dy}}{\text{dx}}\right)$ = 0 is 1.
2. The order of the differential equation $\left(\frac{\text{d}^2\text{y}}{\text{dx}^2}\right)^3 + \cos \left(\frac{\text{dy}}{\text{dx}}\right) $ = 0 is 2.
Which of the statements above is/are correct?
3
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
What is the differential equation of the family of parabolas having a vertex at origin and axis along positive y-axis?
4
NDA Mathematics 4 September 2022
MCQ (Single Correct Answer)
+2.5
-0.83
What is the solution of the differential equation (dy − dx) + cos x(dy + dx) = 0 ?
Questions Asked from Differential Equations (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
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