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Byju's Answer
Standard XII
Physics
Second Law of Motion
A loaded lorr...
Question
A loaded lorry of mass
12000
k
g
moves with a velocity of
12
m
/
s
. Its velocity becomes
10
m
/
s
after
5
s
What is the change in momentum?
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Solution
change momentum
=
m
v
−
m
u
(
12000
×
10
)
−
(
12000
×
12
)
=
120000
−
144000
=
−
24000
k
g
m
/
s
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