what is meaning of bob
Dear student
Bob is a spherical mass which is hung at the end of the pendulum
OR
The spherical weight that hung at the one end of the string in a simple pendulum is called the bob.
With regards
Bob is a spherical mass which is hung at the end of the pendulum
OR
The spherical weight that hung at the one end of the string in a simple pendulum is called the bob.
With regards