Engine : General Subjects - 315/1128
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| Why is the discharge pressure of a herringbone gear pump steadier than the discharge pressure of a simple spur gear pump? |
| A) One discharge phase begins before the previous discharge phase has been completed. |
| B) The herringbone gear pump has four spur gears instead of two. |
| C) Clearance between the gear teeth and casing is smaller. |
| D) The gear teeth are smaller than those of the simple spur gear pump. |
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