Which of the following happens when the effort is moved near the fulcrum?
I. The input force needed to be applied decreases.
II. The input force needed to be applied increases.
III. The input force has to be applied over a longer distance.
IV. The input force has to be applied over a shorter distance.
explanation needed!
a. I and III
b. I and IV
C. II and III
d. II and IV
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