14. Exercises
Förberedande Mekanik
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| + | ===Exercise14.1=== | ||
| + | <div class="ovning"> | ||
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| + | A uniform beam of mass 20 kg and length 3m rests on two supports as shown below. | ||
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| + | [[Image:E14.1.GIF]] | ||
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| + | (a) Find the reaction force exerted by each support. | ||
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| + | (b) Find the greatest mass that can be placed at the left hand end of the beam. | ||
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| + | </div>{{#NAVCONTENT:Answer|Answer 14.1|Solution a|Solution 14.1a|Solution b|Solution 14.1b}} | ||
Versionen från 9 november 2009 kl. 19.19
| Theory | Exercises |
Exercise14.1
A uniform beam of mass 20 kg and length 3m rests on two supports as shown below.
(a) Find the reaction force exerted by each support.
(b) Find the greatest mass that can be placed at the left hand end of the beam.
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