A fighter plane starts accelerating at a rate of 10 km/ h per second . If its initial speed was 600 km/ h . How long will it take for it to increase its speed to 1000 km/ h?
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Answered by
3
Please mark this as brainlist..
Initial speed (u) = 600km/h
Final speed. (v) = 1000Km/h
Acceleration (a) = 10Km/h^2
Time taken. (t) = t
According to first equation of motion:-
v=u+at
1000=600+10t
1000-600=10t
400=10t
400/10=t
40=t
It will take 40 hrs. to attain a speed of 1000km/h.
ztggiNoo:
how 40 hours
You should know about equations of motion in order to understand this answer better
Answered by
4
Answer:
Initial speed (u) = 600km/h
Final speed. (v) = 1000Km/h
Acceleration (a) = 10Km/h^2
Time taken. (t) = t
According to the first equation of motion:-
v=u+at
1000=600+10t
1000-600=10t
400=10t
400/10=t
40=t
It will take 40 hrs. to attain a speed of 1000km/h.
Hope this helps.......
:)
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