KCET 2014 Physics Solved Paper

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Question : 7 of 60

Marks: +1, -0

A force

→

F

=5

^

i

+2

^

j

−5

^

k

acts on a particle whose position vector is

→

r

=

^

i

−2

^

j

+

^

k

. What is the torque about the origin ?

8
^
i
+10
^
j
+12
^
k
8
^
i
+10
^
j
−12
^
k
8
^
i
−10
^
j
−8
^
k
10
^
i
−10
^
j
−
^
k

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