Please explain the following 42nd question with reason - Physics - Alternating Current

Question

Please explain the following 42nd question with reason

Debalina Deb · Accepted Answer

Dear student,
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_617152196c74f%20jpg"
style="width: 1021px; height: 456px;">
Regards

Please explain the following 42nd question with reason.