Question
Question: The block of mass m is placed on a rough horizontal floor and it is pulled by an ideal string as sho...
The block of mass m is placed on a rough horizontal floor and it is pulled by an ideal string as shown by a constant force F. As the block moves towards right the frictional force on block-
A
Remains constant
B
Increases
C
Decreases
D
Cannot be said
Answer
Decreases
Explanation
Solution
As block moves right normal reaction decreases.