Question

A national roadway bridge over canal is in the form of an arc of a circle of radius 49m what is the maximum speed with which a car can move without leaving the ground at the highest point

Answer 1

1$<marquee>A force F when acts on a body, displaces it by a distance d in a direction at an angle  with the direction of force. Write an expression for the work done by the force</marquee>$

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