Question 4
(a) What is surface tension?
(b) State two methods by which the surface tension of a liquid can be reduced.
Theory
Question details
- Exam body
- WAEC
- Subject
- Physics
- Year
- 1999
- Question no.
- #4
- Type
- Theory
(a) What is surface tension?
(b) State two methods by which the surface tension of a liquid can be reduced.