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Normal 0false false falseMicrosoftInternetExplorer4/* Style Definitions */table.MsoNormalTable{mso-style-name:\"Table Normal\";mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:\"\";mso-padding-alt:0in 5.4pt 0in 5.4pt;mso-para-margin:0in;mso-para-margin-bottom:.0001pt;mso-pagination:widow-orphan;font-size:10.0pt;font-family:\"Times New Roman\";mso-ansi-language:#0400;mso-fareast-language:#0400;mso-bidi-language:#0400;}A boy puts a heavy box of mass M on his head and jumps down from the top of a multistoried building ground. How much is the force exerted by the box on his head during his free fall? Does the force greatly increase during the period he balances himself after striking the ground?

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NIKHIL GARG , 14 Years ago
Grade 12
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