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Lösning 3.5:4 - Versionshistorik
2026-04-07T21:31:19Z
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http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_3.5:4&diff=2986&oldid=prev
Louwah den 26 mars 2018 kl. 14.24
2018-03-26T14:24:42Z
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<td colspan='2' style="background-color: white; color:black;">Versionen från 26 mars 2018 kl. 14.24</td>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>b) <math>I = Ft \Rightarrow F = \frac{15 \,\mathrm{kNs}}{10\,\mathrm{s}} = <del style="color: red; font-weight: bold; text-decoration: none;">15</del>\,\mathrm{kN}</math></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>b) <math>I = Ft \Rightarrow F = \frac{15 \,\mathrm{kNs}}{10\,\mathrm{s}} = <ins style="color: red; font-weight: bold; text-decoration: none;">1,5</ins>\,\mathrm{kN}</math></div></td></tr>
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Louwah
http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_3.5:4&diff=2892&oldid=prev
Louwah den 16 mars 2018 kl. 12.07
2018-03-16T12:07:09Z
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<td colspan='2' style="background-color: white; color:black;">Versionen från 16 mars 2018 kl. 12.07</td>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>a) <math>36 km/h = 10 m/s</math> och <math>72 km/h = 20 m/s</math> </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>a) <math>36 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>km/h<ins style="color: red; font-weight: bold; text-decoration: none;">} </ins>= 10 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>m/s<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins></math> och <math>72 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>km/h<ins style="color: red; font-weight: bold; text-decoration: none;">} </ins>= 20 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>m/s<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins></math> </div></td></tr>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div><math>\Rightarrow I = (20 m/s)(<del style="color: red; font-weight: bold; text-decoration: none;">1500kg</del>)-(10 m/s)(<del style="color: red; font-weight: bold; text-decoration: none;">1500kg</del>) = <del style="color: red; font-weight: bold; text-decoration: none;">15kNs</del></math> </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><math>\Rightarrow I = (20 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>m/s<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>)(<ins style="color: red; font-weight: bold; text-decoration: none;">1500\,\mathrm{kg}</ins>)-(10 <ins style="color: red; font-weight: bold; text-decoration: none;">\,\mathrm{</ins>m/s<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>)(<ins style="color: red; font-weight: bold; text-decoration: none;">1500 \,\mathrm{kg}</ins>) = <ins style="color: red; font-weight: bold; text-decoration: none;">15 \,\mathrm{kNs}</ins></math> </div></td></tr>
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<tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>b) <math>I = <del style="color: red; font-weight: bold; text-decoration: none;">Fs </del>\Rightarrow F = \frac{<del style="color: red; font-weight: bold; text-decoration: none;">15nKs</del>}{<del style="color: red; font-weight: bold; text-decoration: none;">10s</del>} = <del style="color: red; font-weight: bold; text-decoration: none;">15kN</del></math></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>b) <math>I = <ins style="color: red; font-weight: bold; text-decoration: none;">Ft </ins>\Rightarrow F = \frac{<ins style="color: red; font-weight: bold; text-decoration: none;">15 \,\mathrm{kNs}</ins>}{<ins style="color: red; font-weight: bold; text-decoration: none;">10\,\mathrm{s}</ins>} = <ins style="color: red; font-weight: bold; text-decoration: none;">15\,\mathrm{kN}</ins></math></div></td></tr>
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Louwah
http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_3.5:4&diff=1840&oldid=prev
Lena Chytraeus: Ny sida: a) <math>36 km/h = 10 m/s</math> och <math>72 km/h = 20 m/s</math> <math>\Rightarrow I = (20 m/s)(1500kg)-(10 m/s)(1500kg) = 15kNs</math> b) <math>I = Fs \Rightarrow F = \frac{15nKs}...
2010-01-15T10:24:12Z
<p>Ny sida: a) <math>36 km/h = 10 m/s</math> och <math>72 km/h = 20 m/s</math> <math>\Rightarrow I = (20 m/s)(1500kg)-(10 m/s)(1500kg) = 15kNs</math> b) <math>I = Fs \Rightarrow F = \frac{15nKs}...</p>
<p><b>Ny sida</b></p><div>a) <math>36 km/h = 10 m/s</math> och <math>72 km/h = 20 m/s</math> <br />
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<math>\Rightarrow I = (20 m/s)(1500kg)-(10 m/s)(1500kg) = 15kNs</math> <br />
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b) <math>I = Fs \Rightarrow F = \frac{15nKs}{10s} = 15kN</math></div>
Lena Chytraeus