v:
∗ behavior:
url#default#
VML;o:
∗ behavior:
url#default#
VML;w:
∗ behavior:
url#default#
VML;.shape behavior:
url#default#
VML;Normal
0false false
falseEN−US X−NONE X−NONE/∗ 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−priority:
99;
mso−style−parent:"";
mso−padding−alt:
0in 5.
4pt 0in 5.
4pt;
mso−para−margin−top:
0in;
mso−para−margin−right:
0in;
mso−para−margin−bottom:
10.
0pt;
mso−para−margin−left:
0in;
line−height:
115%;
mso−pagination:
widow−orphan;
font−size:
11.
0pt;
font−family:"Calibri","
sans−serif";
mso−ascii−font−family:Calibri;
mso−ascii−theme−font:
minor−latin;
mso−hansi−font−family:Calibri;
mso−hansi−theme−font:
minor−latin;
mso−bidi−font−family:"Times New Roman";
mso−bidi−theme−font:
minor−bidi;A body of mass
5 kg explodes at rest into three fragments with masses in the ratio
1:
1:
3. The fragments with equal masses fly in mutually perpendicular directions with speeds of
21 m/s. The velocity of heaviest fragment in
m/s will
bea 7 sqrt2b 5 sqrt2c 3 sqrt2d sqrt2