A diagram showing two contraceptive sheaths are given below. Correctly identify them with functions
Channel: Doubtnut
Date: 2020-04-19

A diagram showing two contraceptive sheaths are given below. Correctly identify them with functions :   img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/GRB_OBJ_BIO_IIND_C48_E01_091_Q01.png" width="80%