Laws Of Motion Question 350
Question: A force of 98 N is required to just start moving a body of mass 100 kg over ice. The coefficient of static friction is
Options:
A) 0.6
B) 0.4
C) 0.2
D) 0.1
Show Answer
Answer:
Correct Answer: D
Solution:
$ \mu =\frac{F}{R}=\frac{F}{mg}=\frac{98}{100\times 9.8}=\frac{1}{10}=0.1 $
