Question

nes are oiled to
4. Smooth tyres of racing car offer
1
5. To reduce drag the object should have Stear
State TRUE or FALSE.
1. Friction is always advantageous.
2. The efficiency of machine is reduced due to frictio
3. The irregularities present on the surface of objects
4. Friction makes it difficult to walk.
5. Friction depends on the nature of a surface
D. Circle the type of friction acting in the following cas
1. A car is moving on a wet road when brakes are a
2. A skier is moving on a snow.​

Answer 1

Answer:

true 5

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