Which pulley system will allow the armchair to be lifted with the least amount of effort?
2 answers:
ANSWER:
I think it's C
Explanation:
I just learned about this in science class and I'm pretty sure you need 2 pulleys to make it easier to pull
Answer:
Option D.
Explanation:
Option D. Since tension experimented by the rope is equal to one sixth of the weight of armchair.
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