Question

A boy uses a single movable pulley to lift a load of 50 N to a certain height. A girl uses a single fixed pulley to lift the same load to the same height. The ratio of the effort applied by the girl to effort applied by the boy will be :-*

1. 1:4

2. 2:1

3. 1:2

4. 1:1​

Answer 1

Answer:

4

Explanation:

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Answer 2

Answer:

1:4 Is the correct answer