1. A motor car of mass 1000 kg runs over a bridge at
48 km/hr the roadway in the form of an arc of radius
20 m. Find the reaction between the car and the road
at the lowest point of the car.
(18686.7 N)
Answers
Answered by
1
Answer:
m=1000kg
v=16m/s
⟹628=r(
2
π
)⟹r=400
∴Centripetal force=
r
mv
2
=
400
(1000)(16)(16)
=640N
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