Скачать или смотреть Friction - Class 8 Science Chapter 12 | Full Chapter | NCERT

Friction - Class 8 Science Chapter 12 | Full Chapter | CBSE NCERT
[Full Chapter Explanation with MCQs ]
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Topics : What is friction, factors affecting friction, Types of friction, static friction, sliding friction, rolling friction, friction a necessary evil, advantages and disadvantages of friction, methods to increase friction, Methods to reduce friction, ball bearings to reduce friction, fluid friction, methods to reduce fluid friction.
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Introduction 0:00
Factors affecting friction 1:55
Types of friction 6:26
Advantages and disadvantages of friction 9:06
Methods to increase friction 10:53
Methods to reduce friction 11:45
Ball bearings 12:33
Fluid friction 13:42
Methods to reduce fluid friction 15:08

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