Question:-
Assertion (A) : A normal shock always makes a supersonic flow of a compressible fluid subsonic, but an oblique shock may not ensure subsonic flow after the shock.
Reason (R) : A normal shock reduces the stagnation pressure and stagnation enthalpy considerably whereas the loss at oblique shock is minimized.
Option (A)
Both A and R are individually true and R is the correct explanation of A
Option (B)
Both A and R are individually true but R is not the correct explanation of A
Option(C)
A is true but R is false
Option(D)
A is false but R is true
Correct Option:
(A)
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