Tirone
29.03.2021 •
Mathematics
A car is accelerated from 45 km/H to 65 km/h in 30 min. Find the acceleration of the car and the distance covered.
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Ответ:
acceleration=40m/s² and distance is 27.5m
Step by step explanation:
(a)acceleration is given by:
a=v-u/t
v=65km/h,u=45km/h, t=30min which is ½hour
therefore a=65-45/½
a=40
the distance is given by:
S=ut+½at²
S=(45•½)+½(40)(½)²
S=27.5m
Ответ:
You’re welcome