Ball pen works on the principle of .
a) Viscosity
b) Boyleâs Law
c) Gravitational force
d) Capillarity and surface tension
Answers
Answered by
1
option D is correct yes
tamangmanisha4771:
ok
studying in which class
9 u
11
u r my brother
yes
you are my brother or sister
ok
tell
yes
Similar questions