A particle has an initial velocity of 3 ICAP + 4 j cap and an acceleration of 0.4 ICAP + 0.3 J cap the magnitude of its velocity after 10 second is
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Explanation:
v
=
u
+
a
t
v
=(3
i
^
+4
j
^
)+10(0.4
i
^
+0.3
j
^
)
v
=7
i
^
+7
j
^
∣
v
∣=7
2
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