Statement given below is incorrect. Write the correct statement.
A gas can have any number of free surfaces.
Explanation for the correct answer:
Hence, the correct statement is- A gas has no free surface.
B. Statements given below are incorrect. Write the correct statements :
The statement given below is incorrect. Write the correct statement.
The rough surface offers very less friction.
Statements given below are incorrect. Write the correct statements.
Aluminium is a magnetic substance.