Laws Of Motion Question 395
Question: A block of mass 1 kg lies on a horizontal surface in a truck. The coefficient of friction between the block and the surface is 0.4. if the acceleration of the truck is 5 $ m\text{/}s^{2} $ . Find the frictional force acting on the block?
Options:
A) 2 N
B) 55 M
C) 4 N
D) 10 N
Show Answer
Answer:
Correct Answer: C
Solution:
Limiting friction $ \mu N=\mu mg=4N $