SYSTEMS PREPARATION QUESTIONS 2007 - 11
V. Ryan © 2007 - 2017
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1. An orthographic drawing of a coupling rod for a toy steam engine is shown below. There is a potential weakness to the design. Alter the design to shown a method of strengthening the coupling. Include a label. |
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ANSWER | ||
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2. Coupling rods often wear out quickly if bearings are not used to the smooth movement of moving parts. Complete the drawing of the roller bearing shown below. |
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ANSWER | ||
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3. Underline two of the following materials that are regarding as bearing materials (materials that do not produce much friction when their surfaces ‘rub’ against other materials. |
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STEEL - BRASS - NYLON - PINE - IRON - CONCRETE | ||
ANSWER | ||
STEEL - BRASS - NYLON - PINE - IRON - CONCRETE | ||
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