The roadway bridge over a canal is in the form of a circular arc of radius 18 m. What is…
Physics · JEE Main · NTA Exams — Rotational Motion
The roadway bridge over a canal is in the form of a circular arc of radius 18 m. What is the greatest speed with which a motor cycle can cross the bridge without leaving ground.
- \(\sqrt{98}\) m/s
- \(\sqrt{18 \times 9.8}\) m/s
- 18 × 9.8 m/s
- 18/9.8 m/s
Answer
(B) 18 9.8 m/s
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