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A car moving south speeds up from 10 m/s to 40 m/s in 15 seconds. What is the car’s acceleration?
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A car moving south speeds up from 10 m/s to 40 m/s in 15 seconds. What is the car’s acceleration?

User Mjisrawi
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1 Answer

8 votes

Answer:

According to the question,

Initial velocity of car (at t=0) = 10 m/s

Final velocity of car (after 15 sec) = 40m/s

Time taken = 15 sec.

Now use, first equation of motion viz.

Step-by-step explanation:

v = u + at.

40 = 10 + a *15

30 = a*15

a = 30/15

a = 2 m/sec square.

User Leogoesger
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5.1k points
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