The radii of the press plunger and the pump plunger are in the ratio 30:10. Find the mechanical advantage of this hydraulic press.
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Explanation:
ANSWER
Radius of pump plunger
Radius of the press plunger
=
r
R
=
4
30
According to the principal of hydraulic machine,
E
L
=
πr
2
πR
2
⇒
32kgf
L
=(
4
30
)
2
⇒
32
L
=
16
900
⇒L=
16
900×32
=1800kgf
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