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An object of mass 100kg is accelerated uniformly from a velocity of 4m/s to 8m/s in 2s.calculate the initial and final momentum of the objecta)800kgm/s, 400kgm/sb)400kgm/s, 800kgm/sc)200kgm/s, 400kgm/sd)400kgm/s, 200kgm/s |
| Answer» <html><body><p><strong>Answer:</strong></p><p><strong><em>op</em></strong><strong><em>tion</em></strong><strong><em> </em></strong><strong><em><a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></em></strong><strong><em> </em></strong><strong><em>is</em></strong><strong><em> the</em></strong><strong><em> <a href="https://interviewquestions.tuteehub.com/tag/correct-409949" style="font-weight:bold;" target="_blank" title="Click to know more about CORRECT">CORRECT</a></em></strong><strong><em> answer</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong></p><p><strong><em>It</em></strong><strong><em> </em></strong><strong><em>is</em></strong><strong><em> given</em></strong><strong><em> that</em></strong><strong><em>,</em></strong></p><p><strong><em>mass</em></strong><strong><em>=</em></strong><strong><em>100k</em></strong><strong><em>g</em></strong></p><p><strong><em>ini</em></strong><strong><em>tial</em></strong><strong><em> </em></strong><strong><em>velo</em></strong><strong><em>city</em></strong><strong><em>=</em></strong><strong><em>4</em></strong><strong><em>m</em></strong><strong><em>/</em></strong><strong><em>s</em></strong></p><p><strong><em>Final</em></strong><strong><em> </em></strong><strong><em><a href="https://interviewquestions.tuteehub.com/tag/velocity-1444512" style="font-weight:bold;" target="_blank" title="Click to know more about VELOCITY">VELOCITY</a></em></strong><strong><em>,</em></strong><strong><em>=</em></strong><strong><em>8</em></strong><strong><em>m</em></strong><strong><em>/</em></strong><strong><em>s</em></strong></p><p><strong><em>time</em></strong><strong><em>=</em></strong><strong><em>2</em></strong><strong><em>s</em></strong></p><p><strong><em>Now</em></strong><strong><em>,</em></strong></p><p><strong><em>Ini</em></strong><strong><em>tial</em></strong><strong><em> </em></strong><strong><em>momentu</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em>p</em></strong><strong><em>=</em></strong><strong><em>mu</em></strong><strong><em>=</em></strong><strong><em>4</em></strong><strong><em>0</em></strong><strong><em>0</em></strong><strong><em>k</em></strong><strong><em>g</em></strong><strong><em>m</em></strong><strong><em>/</em></strong><strong><em>s</em></strong></p><p><strong><em>fin</em></strong><strong><em>al</em></strong><strong><em> </em></strong><strong><em>momentu</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em>p</em></strong><strong><em>=</em></strong><strong><em>mv</em></strong><strong><em>=</em></strong><strong><em>8</em></strong><strong><em>0</em></strong><strong><em>0</em></strong><strong><em>k</em></strong><strong><em>g</em></strong><strong><em>m</em></strong><strong><em>/</em></strong><strong><em>s</em></strong></p><p><strong>Explanation:</strong></p><p><strong><em>Hop</em></strong><strong><em>e</em></strong><strong><em> it</em></strong><strong><em> <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a></em></strong><strong><em> you</em></strong><strong><em> <a href="https://interviewquestions.tuteehub.com/tag/frnd-2088566" style="font-weight:bold;" target="_blank" title="Click to know more about FRND">FRND</a></em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong><strong><em>.</em></strong></p></body></html> | |