This hydraulic bridge works on the principle of hydraulics. One has to create pressure from one end (syringe). the pressure causes change in other and bridge moves up words.Working parts of the model are pre-fabricated on the base in the duly working state, but the decorative model parts/pieces in the box are in the loose form and are to be pasted by the student themselves. This is to ensure safe delivery of the parcel. This is a handmade complete working model supported by rough study material to make a suitable projects report by the student. It is using Cardboard/Wooden base, Paper, Electronic-Electrical Components, Mechanical & Scientific goods as per the requirement of a particular model.
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