PHYSICS
JAMB 2019 - Question 36
Physics 2019 JAMB Past Questions - Question 36: Counting of currency notes with moist finger is based on the principles of
Choose the correct answers from the options given.
A:
B:
C:
D:
Correct Answer
D
Explanation
Counting currency notes with moist fingers is based on the principle of increasing friction. When your fingers are moist, they are able to grip the notes more effectively, allowing for easier counting. The moisture on your fingers creates a thin layer of water between your skin and the notes, which enhances the friction and makes it easier to separate and count the notes.
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