Science, asked by Anonymous, 8 months ago

A block is sliding on a surface. The frictional force between two can be increased by

Decreasing the area of contact

Applying a layer of lubricant between them

By polishing the surface

By putting a second identical block on top of the given block

Answers

Answered by subhasismohapatra122

2

Answer:

by polishing the surface

may my answer helpful to you

Answered by shristi4047

2

Answer:

by putting a second identical block on top of the given block .

plzzz mark as brainliest

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