45.0k views
0 votes
Which of the following actions does not increase friction?

a. Threading tires
b. Grinding on stones
c. Making spikes on shoes
d. Powdering a carom board.

2 Answers

2 votes
C. Making spikes on shoes because it doesn’t cause friction (i think)
User SomethingDark
by
4.4k points
2 votes
it’s d. powdering a carom board. they powder the board to prevent friction
User Mahesh Bhuva
by
4.1k points