a truck of mass 2500kg moving with 7.5m/s hits a car of 1000kg moving with 2.5m/ s. After collision truck moves with5m/s then find velocity of car
a. 5m/s
b. 7.5m/s
c. 8.75m/s
d. None`
Answers
Answered by
1
Answer:
From conservation of momentum
Initial momentum = final momentum
m
u
+M
U
=(m+M)
V
1500×25
i
^
+2500×20
j
^
=(1500+2500)
V
V
=9.375
i
^
+12.5
j
^
Final velocity when they stick together is 9.375
i
^
+12.5
j
^
Explanation:
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Answered by
1
a truck of mass 2500kg moving with 7.5m/s hits a car of 1000kg moving with 2.5m/ s. After collision truck moves with5m/s then find velocity of car
a. 5m/s
b. 7.5m/s ✔️
c. 8.75m/s
d. None`
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