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The safe speed for a train rounding a corner is proportional to the square root of the radius . If the safe speed for a curve of radius 49 meters is 28 km/h. The safe speed for a curve of radius 64 metes is :

Created: 2 years ago | Updated: 2 years ago

Updated: 2 years ago

(256/7)km /h

(256/7) km /h

32 km /h

23 km /h

জাহাঙ্গীরনগর বিশ্ববিদ্যালয় E ইউনিট উচ্চতর গণিত সমতলে বস্তুকণার গতি (Motion of particles in a plane)

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