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Alida runs her toy car on dry marble floor, wet marble floor,
Question

Alida runs her toy car on dry marble floor, wet marble floor, newspaper and towel spread on the floor. The force of friction acting on the car on different surfaces in increasing order will be

A
Wet marble floor, dry marble floor, newspaper and towel.

B
Newspaper, towel, dry marble floor, wet marble floor.

C
Towel, newspaper, dry marble floor, wet marble floor.

D
Wet marble floor, dry marble floor, towel, newspaper.

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Alida runs her toy car on dry marble floor, wet marble floor, newspaper and towel spread on the floor. The force of friction acting on the car on different surfaces in increasing order will be
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Text SolutionText solutionverified iconVerified

The nature of the surfaces in contacts decides the friction force between them. The friction force will be more if the surfaces in contact are rougher. 
Among the following the is least rough therefore least friction force. Then the increasing order of roughness is and most rough is . Therefore the friction force will also be in same order.
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Question Text
Alida runs her toy car on dry marble floor, wet marble floor, newspaper and towel spread on the floor. The force of friction acting on the car on different surfaces in increasing order will be
Answer TypeText solution:1
Upvotes150