Two forces i+ 2 j and 3 j + 5 k are acting stimuliusly on a body diaplace it from the point (1,1,1) to ( 1,2,3,) .calculate the work done if all are in s.i unit?
Answers
Answered by
0
hey buddy here is ur answer
Work done is the dot product of Force and displacement.
W=
F
⋅
r
=
F
⋅(
r
2
−
r
1
)
⇒W=(
i
^
+2
j
^
+3
k
^
)⋅((
i
^
−
j
^
+2
k
^
)−(
i
^
+
j
^
+
k
^
))
⇒W=(
i
^
+2
j
^
+3
k
^
)⋅(−2
j
^
+
k
^
)
⇒W=−4+3=−1J
hope it help
MARK ME AS BRAINLIEST
Similar questions