PHYSICS LAB MANUALS
Melde's Apparatus
Aim
Principle
Equipments Required
Procedure
Study Questions
Further Scope
Precautions
Sources of Error
Theory
Additional Resources
As the string is about 20 cm above the table, parallax error can be there for the length of the loop measurement.
A well-defined node may not form.
Mass of the string is very small, a sensitive weighting balance must be used.