Statement I : Penetration power of hard X-ray is more than that of soft X-ray.
Statement II : Hard X-ray is used for engineering purpose while soft X-ray is used for medical purpose.

Options

A. If both Statement- I and Statement- II are true, and Statement - II is the correct explanation of Statement– I.
B. If both Statement - I and Statement - II are true but Statement - II is not the correct explanation of Statement – I.
C. If Statement - I is true but Statement - II is false.
D. If Statement - I is false but Statement - II is true.

Answer

B