Question

MCQ A man is carrying a trolley bag. Suddenly, the wheels of the trolley bag get locked. The man realises that he has to put extra effort to drag the bag. The man finds it difficult to drag the bag because: 1.friction between the wheels and the ground becomes negligible 2.Static fiction, which is greater than rolling friction comes into play 3.Sliding friction, which is greater than rolling friction comes into play 4.Friction between the wheels and the ground starts opposing the motion

Answer 1

Answer:

4 part is correct answer

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Explanation:

Answer 2

(4)

Explanation:

As the wheels have stop working, its basic that the friction will increase. He have to to push/pull the bag to slide.