Chapter 10: Ordinary Differential Equations - Online Test

Q1. The degree of the differential equation  is
Answer : Option C
Explaination / Solution:



Q2. If p and q are the order and degree of the differential equation   when
Answer : Option C
Explaination / Solution:



Q3. The solution of the differential equation  is
Answer : Option A
Explaination / Solution:



Q4. The solution of the differential equation dy/dx = 2xy is
Answer : Option A
Explaination / Solution:



Q5. The general solution of the differential equation  = x + y is
Answer : Option B
Explaination / Solution:



Q6. The solution of dy/dx = 2y −x is 
Answer : Option C
Explaination / Solution:



Q7. The solution of the differential equation  is
Answer : Option B
Explaination / Solution:



Q8. If sin x is the integrating factor of the linear differential equation dy/dx+ Py = Q , then P is
Answer : Option D
Explaination / Solution:



Q9. The number of arbitrary constants in the general solutions of order n and n +1are respectively
Answer : Option B
Explaination / Solution:



Q10. The number of arbitrary constants in the particular solution of a differential equation of third order is
Answer : Option D
Explaination / Solution:
No Explaination.