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<table style="border: 4px solid #ff6633; background-color: #ffffcc;" border="4"> <tbody> <tr> <td><img src="data:image/gif;base64,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" width="320" height="166" /></td> <td style="text-align: justify;"> <p><span style="font-size: small; color: #000080;" data-mce-mark="1"><strong>Sobre un cotxe actuen la força del motor, que provoca el moviment, de «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»f«/mi»«/mstyle»«/math» N i la resistència de l’aire, que s’oposa al moviment, de «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»r«/mi»«/mrow»«/mstyle»«/math» N. Si la seva massa és de «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»m«/mi»«/mrow»«/mstyle»«/math» kg, quina serà la seva acceleració (en m/s<sup>2</sup>)?</strong></span></p> <p><span style="font-size: small;"><strong><span style="color: #ff6600;">Format:</span></strong> arrodonida als centèsims </span></p> </td> </tr> </tbody> </table> <p> </p> <p> </p> <p> </p>
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Answer 1
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66.66667%
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33.33333%
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Answer 2
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90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
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Hint 1
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<p><span style="color: #003300;"><strong>Cal aïllar a de l'expressió F = m·a i per tant «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mi mathvariant=¨bold¨ mathcolor=¨#003300¨»a«/mi»«mo mathvariant=¨bold¨ mathcolor=¨#003300¨»=«/mo»«mfrac mathcolor=¨#003300¨»«mi mathvariant=¨bold¨»F«/mi»«mi mathvariant=¨bold¨»m«/mi»«/mfrac»«/mrow»«/mstyle»«/math»</strong></span></p> <p><span style="color: #003300;"><strong>En aquest cas, la força resultant és la diferència entre la força del motor i la resistència de l'aire.</strong></span></p>
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