An airplane needs to reach a velocity of 199.0 km/h to take off. On a 2000-m runway, what is the minimum acceleration necessary for the plane to take flight? Assume the plane begins at rest at one end of the runway. Relevant answer
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Answers
Answered by
0
Answer:
Let us change in
m
s
first:
v
f
=
202
k
m
h
=
202
3.6
m
s
=
56.1
m
s
Let us use Kinematic as:
v
2
f
=
v
2
i
+
2
a
x
assuming the airplane starting from rest (
v
i
=
0
) and with our data:
(
56.1
)
2
=
0
2
+
2
a
(
2000
)
a
=
3147.21
4000
=
0.78
m
s
2
Answered by
1
Answer:
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Explanation:
carbon has three isotopes. the percentage ambulance of these isotopes is in ratio 98%:1.2%:0.8% calculate the the relative atomic weight of carbon
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