Answer:
(i) (iii)
(i) in cutting things we apply force in figure II
(iii) it's main use is to pull up water from well through bucket.
(iv) because it is combination of two machine so it's force will multiply
a.2
b.in the front of knife
c.to push
d.through a wheel
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Verified answer
Answer:
(i) (iii)
(i) in cutting things we apply force in figure II
(iii) it's main use is to pull up water from well through bucket.
(iv) because it is combination of two machine so it's force will multiply
Answer:
a.2
b.in the front of knife
c.to push
d.through a wheel