Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: A given family of curves is said to be 'self- orthogonal' if the family of orthogonal trajectory is the same as the given family of curves. Reason R: For finding orthogonal trajectory, replace $\frac{dy}{dx}by-\frac{dx}{dy}$ in $f(x,y,\frac{dy}{dx})=0$ In the light of the above statements, choose the correct answer from the options given below:

Question

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A: A given family of curves is said to be 'self- orthogonal' if the family of orthogonal trajectory is the same as the given family of curves. Reason R: For finding orthogonal trajectory, replace $\frac{dy}{dx}by-\frac{dx}{dy}$  in  $f(x,y,\frac{dy}{dx})=0$ In the light of the above statements, choose the correct answer from the options given below:

cdquestions Admin · Accepted Answer

Both A and R are true but R is NOT the correct explanation of A

The Correct Option is B

Solution and Explanation

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