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Subjects
Science CBSE
Class 9
Work and energy
Textbook based HOTS
49.
Multiple choice question XLIX
Exercise condition:
2
m.
A particle is displaced from a position
\vec{2i}\ -\ \vec{j}\ +\ \vec{k}
, to another position
\vec{3i}\ +\ \vec{2j}\ -\ \vec{2k}
under the action of the force
\vec{2i}\ +\ \vec{j}\ -\ \vec{k}
. The work done by the force in an arbitrary unit is
8\ J
10\ J
12\ J
16\ J
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