NCERT Class 12-Math's: Chapter –9 Differential Equations Part 14
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Question 49:
The differential equation represents:
(A) Family of hyperbolas
(B) Family of parabolas
(C) Family of ellipses
(D) Family of circles
Answer: (D)
Question 50:
The general solution of is :
(A)
(B)
(C)
(D)
Answer: (A)
Question 51:
The degree of the differential equation is:
(A)
(B)
(C)
(D)
Answer: (A)
Question 52:
The solution of is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 53:
Integrating factor of the differential equation is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 54:
The solution of the differential equation is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 55:
The integrating factor of the differential equation is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 56:
satisfies which of the following differential equation?
(A)
(B)
(C)
(D)
Answer: (C)
Question 57:
The solution of the differential equation is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 58:
The solution of is:
(A)
(B)
(C)
(D)
Answer: (A)