ड्राइवर ड्राइविंग अट ए स्पीड ऑफ 90 किलोमीटर पर आर अप्लाइज ब्रेक एंड ब्रिंग द car to rest in2 सेकंड the acceleration ऑफ का ऑफ द कार
Answers
Answered by
0
Answer:
dear please try to write in English
Answered by
1
Answer:
Acceleration is -45000m/s^2
Explanation:
Here,
v=90 km=90000 m
u=0 m
a=?
t=2 sec
We know that v=u+at
therefore,
90000=0+a×2
=>90000/2=0+a
=>45000 = +a
=>a = -45000
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