If L is length of a rail and R is the radius of a curve, the versine h – McqOptions

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1.	If L is length of a rail and R is the radius of a curve, the versine h for the curve, is
A.	<img src="/_files/images/civil-engineering/railways/52-17-34-1.png">
B.	<img src="/_files/images/civil-engineering/railways/52-17-34-2.png">
C.	<img src="/_files/images/civil-engineering/railways/52-17-34-3.png">
D.	<img src="/_files/images/civil-engineering/railways/52-17-34-4.png">
E.	<img src="/_files/images/civil-engineering/railways/52-17-34-5.png">
Answer» D. <img src="/_files/images/civil-engineering/railways/52-17-34-4.png">

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