while driving his sports car at 20.0 m/s down a four-lanehighway, eddie comes be

Question

while driving his sports car at 20.0 m/s down a four-lanehighway, eddie comes behind a slow moving dump truck anddecides to pass it in the left hand lane. if eddie can acclerate at5.00 m/s^2, how long will it take eddie to reach a speedof 30.0 m/s formula is change in velocity divide by time
is it going to be 2 sec for the answer i posted it wrong last timesorry guys

while driving his sports car at 20.0 m/s down a four-lanehighway, eddie comes behind a slow moving dump truck anddecides to pass it in the left hand lane. if eddie can acclerate at5.00 m/s^2, how long will it take eddie to reach a speedof 30.0 m/s formula is change in velocity divide by time
is it going to be 2 sec for the answer i posted it wrong last timesorry guys

Explanation / Answer

You have it right. a = v/t t = v/a = (30 m/s - 20 m/s)/(5 m/s2) = 2s

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