Which of the following are uses of hydraulic press?
A
Pressing cotton bales.
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B
Extracting juice from sugarcane.
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C
Squeezing oil.
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D
Engraving monograms on goods.
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Solution
The correct options are A Pressing cotton bales. B Extracting juice from sugarcane. C Squeezing oil. D Engraving monograms on goods. A hydraulic press works on the principle of Pascal's law. It is usually used to increase the applied force. Given all options are examples of application of hydraulic press.