Question

38 points!!!
DO NOT SCAM
Two pendulums A and B of length 9 m and 16 m respectively are made to oscillate on the
Earth's surface then the ratio of their frequency is ______?​

Answer 1

Explanation:

the ratio of the frequency is 3:4

Answer 2

Answer:

ahoy...!!

steps while preparing mount of human cheek cell:

obtain cheek cells by gentle rubbing of cotton swab on inner part of mouth.

now try to get cells on the centre of slide.

then add a drop of methylene blue.

now place a cover slip on the top.

observe it under microscope.

peace..!!