option are
The speed of car at point B is 30 m/s.
The acceleration of car at point D is zero.
The speed of car at point E is 50 m/s.
The acceleration of car at point E is 40 m/s².
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Answered by
2
Answer:
I think option d to be correct r
Answered by
0
Answer:
Tangential acceleration:a
t
=2m/s
2
Centripetal acceleration:a
r
=
r
v
2
=
500
900
=1.8m/s
2
∴ Net acceleration
2
2
+(1.8)
2
=2.7m/s
2
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