jackelyngr
Answered

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A 12 kg object is moving at 10 m/s to the right. It collides with a 20 kg object moving at 7
m/s to the right. What speed will the objects move together after they collide and stick
together?*

a) 5.27 m/s
b) 08.13 m/s
c) 3 m/s
d) 17.23 m/s

Sagot :

kashish18

Answer:

Change in velocity

−2−10=−12

Time required is 4 seconds

a=Δv/t

=−12/4

=−3m/s²

Hence,

option C is correct answer.

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