Fill in the blanks.1. More the roughness of a surface, greater is the

1.	Fill in the blanks.1. More the roughness of a surface, greater is the ..................2. Rolling friction offers ............. resistance than sliding friction. 3. Weight remaining the same, friction is independent of ........... of surface in contact. 4. The force of friction acting between two bodies in contact while at rest is known as ......... friction. 5. Sliding friction and rolling friction are types of ......... friction.
Answer» 1. More the roughness of a surface, greater is the friction. 2. Rolling friction offers less resistance than sliding friction. 3. Weight remaining the same, friction is independent of area of surface in contact. 4. The force of friction acting between two bodies in contact while at rest is known as static friction. 5. Sliding friction and rolling friction are types of kinetic friction.

Fill in the blanks.1. More the roughness of a surface, greater is the ..................2. Rolling friction offers ............. resistance than sliding friction. 3. Weight remaining the same, friction is independent of ........... of surface in contact. 4. The force of friction acting between two bodies in contact while at rest is known as ......... friction. 5. Sliding friction and rolling friction are types of ......... friction.

Answer»

1. More the roughness of a surface, greater is the friction.

2. Rolling friction offers less resistance than sliding friction.

3. Weight remaining the same, friction is independent of area of surface in contact.

4. The force of friction acting between two bodies in contact while at rest is known as static friction.

5. Sliding friction and rolling friction are types of kinetic friction.