Q. Consider the following Assertion(A)and Reason (R) and choose your answer from given code
Assertion (A):
The upper surface of the wings of an aeroplane is made convex and the lower surface is made concave.
Reason (R):
The air current at the top has less velocity and thus less pressure at the bottom than at the top. Code
Assertion (A):
The upper surface of the wings of an aeroplane is made convex and the lower surface is made concave.
Reason (R):
The air current at the top has less velocity and thus less pressure at the bottom than at the top. Code
β
Correct Answer: (D)
(A.) is true, but (R) is false
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