Question

In the case of block and tackle arrangement, mechanical advantage increase with the number of pulleys. why​

Answer 1

Answer: This is because mechanical advantage is equal to total number of pulleys in both the block.

Answer 2

Answer:

In the case of block and tackle arrangement, mechanical advantage increase with the number of pulleys because with the increase in number of pulleys in the arrangement of block and tackle, the number of stands of string supporting the load increases and so its mechanical advantage increases.

hope this helps you.