a car covers first half of the total distance with speed of 36km/h and the second half with speed of 54 km/h find the average speed of the car in the si units
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Answered by
1
36+54/2=45 is the answer for your question as avg speed is ratio of total speed by total time
kamyaganapathy:
Your supposed to answer this with respect to its S.I unit!
yes
Answered by
0
let the total distance be d
v1=5ms^-1 and v2=15 ms^1
avg. speed=total distance÷total time
=d÷d/10+d/30
so after solving we get 7.5 ms^-1
v1=5ms^-1 and v2=15 ms^1
avg. speed=total distance÷total time
=d÷d/10+d/30
so after solving we get 7.5 ms^-1
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