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Byju's Answer
Standard X
Physics
Work-Energy Theorem
State the wor...
Question
State the work-energy theorem in word
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Solution
Dear Student,
Work
-
energy
theorem
:
The
work
done
by
a
net
unbalanced
force
is
equal
to
change
in
kinetic
energy
.
W
=
1
2
mv
2
-
1
2
mu
2
Here
m
is
mass
,
u
is
initial
velocity
,
and
v
is
final
velocity
Proof
:
Work
done
,
W
=
Force
×
Displacement
=
m
a
s
=
m
×
v
2
-
u
2
2
s
×
s
=
m
v
2
-
u
2
2
=
1
2
mv
2
-
1
2
mu
2
=
Change
in
kinetic
energy
Regards
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