Machines Class 10 ICSE Physics |Selina Chapter 3| Pulleys

"Timestamp:
0:00 Introduction
00:31 Single Fixed Pulley
03:46 Mechanical Advantage ,Velocity Ratio and Efficiency of a Single Fixed Pulley
07:12 Single Movable Pulley
10:22 Mechanical Advantage ,Velocity Ratio and Efficiency of Single movable Pulley
14:20 Comparison (Single fixed pulley and Single Movable Pulley )
17:06 Combination of Pulleys
19:19 One fixed Pulley and Other Movable Pulleys
30:22 Block and Tackle System
45:15 Effect of weight of Pulley on Mecganical Advantage,Velocity Ratio and Efficiency
49:32 Problem 1
51:34 Problem 2
53:37 Problem 3

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[gracevijoy]

mam in both the videos you have not discussed about lever

[ananyar-jdks]

I have small question.1-//When there is no gain either in mechanical advantage or in speed, then why fixed Pulley used

[Lekshmilechu-fq]

What is the use of single movable pulley in real life 🧬