Physics, asked by gkhuteta3892, 1 year ago

the air resistance to a car at 20 kmph is r. the air resistance at 40 kmph will be

Answers

Answered by Riishika
0
Hello. ❤



Given . Air resistance at 20 km/h = r


Now we have to take our this value at 40 kmph So

multiply both side by 2

20 = r

20*2 = r*2


40 = r2



air resistance = 2r .
Answered by g451mera
0
acc. to que.
20 = r
40 = ???
we know
40 = 20 ×2
so 40 = r × 2
40 = 2r
therefore the air resistance will be 2r.
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