Assertion (A): Impedance measurement at microwave frequencies is done by finding SWR. Reason (R): SWR and reflection coefficient depend on the characteristic impedance and load impedance.

• Both A and R are correct and R is correct explanation of A
• Both A and R are correct but R is not correct explanation of A
• A is correct but R is wrong
• A is wrong but R is correct

Correct Answer: Both A and R are correct but R is not correct explanation of A

Explanation: