Question

Q.I Fill in the Blanks:



1. _________________ is the force that opposes the motion when the two surfaces in

contact move.


2. Friction is _______________ of the area of contact between two surfaces.



3. The friction acting when an object rolls over the surface of another is called

___________________.



4. A rough surface has more ________________ than a smooth surface.



5. Friction opposes __________________.



6. The resistance offered by fluids is called ____________________.



7. Friction increases with ______________ in weight.



8. The maximum force required to make the object move on the surface of another object is

called ____________________.



9. Rolling friction is always _____________ than sliding friction.



10. Friction can be ________________ by using ball bearings.​

Answer 1

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Answers:

1. Friction

2. Independent

3. Rolling friction

4. Irregularities

5. Motion

6. Fluid friction or drag

7. Increase

8. Limiting friction

9. Smaller

10. Reduced

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⚘Inshaan69⚘

Answer 2

1. friction

2. generally independent

3. rolling friction

4. friction

5. Friction opposes the motion between the surfaces in contact with each other.

6. fluid friction

7. mass

8. static friction

9. less than

10. reduce