1.

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

Answer»

WET marble FLOOR, DRY marble floor, newspaper and towel.
newspaper, towel, dry marble floor, wet marble floor.
towel, newspaper, dry marble floor, wet marble floor.
wet marble floor, dry marble floor, towel, newspaper.

Answer :A


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