 
			 
			MCQOPTIONS
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				| 1. | The scientific principle that makes hydraulic systems possible is | 
| A. | Pascal’s principle | 
| B. | Boyle’s law | 
| C. | Bernoulli’s principle | 
| D. | The fluid flow principle | 
| Answer» B. Boyle‚Äö√Ñ√∂‚àö√ë‚àö¬•s law | |