A car is travelling at 20km/hr, its speed increases up to 60km/hrin 6 sec, what is its acceleration?
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Answer:
= 20 km/h <br><br>…(1) <br> Final speed,= 60 km/h <br><br>= 16.66 m/s…(2) <br> Acceleration,= ? (To be calculated) <br> And,Time,= 6 s <br> We know that :<br> So,16.66=5.55+<br><br><br><br> Thus, Acceleration,= 1.85 m/
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Answer:
u=20 km/hr
v=60 km/hr
t=6s
a=v-u/t
=50/3-50/9÷6
=100/9÷6
100/9×1/6
50/27 m/s²
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